KWS Manufacturing

Shafted Screw Conveyors

Shafted screw conveyors are used in thousands of industrial applications every day for efficiently conveying a variety of bulk materials. A shafted screw conveyor’s main function is to transfer bulk materials from one process to another. Shafted screw conveyors are very cost-effective and require minimal maintenance to operate.

Engineering Guide Industry Solutions Screw Conveyor Calculator

Food Grade Shafted Ribbon Screw Conveyor

Screw Conveyor with No Cover - KWS Manufacturing

Covers are removed for demonstration purposes only. Equipment must be operated at all times with covers securely bolted or fastened in place to provide fixed guarding.

Advantages of Using Shafted Screw Conveyors

  • Ideal for handling dry to semi-fluid materials – free-flowing to sluggish
  • Cost-effective when compared to other conveying devices such as belt, pneumatic or aero-mechanical conveyors
  • Efficiently distributes bulk materials to various locations using multiple inlet and discharge points
  • Totally enclosed for corrosive or hazardous requirements
Shafted Screw Conveyor Benefits

KWS Shafted Screw Conveyors are available in many configurations. Shafted Screw Conveyors are designed based on industry standards and are modular in construction providing flexibility for a variety of applications.

Choosing a Shafted Screw Conveyor Component Guide

Ceramic Lined Shafted Screw Conveyor

Ceramic Lined Screw Conveyor with No Cover - KWS Manufacturing

Covers are removed for demonstration purposes only. Equipment must be operated at all times with covers securely bolted or fastened in place to provide fixed guarding.

Available Features / Options

  • Custom Engineered For Your Specific Application
  • Wide Range Of Construction Materials
    – Carbon Steel, Stainless Steel and Abrasion Resistant Alloys
  • Flight Configurations Available For Mixing and Chopping
  • Designs Available For Cooling and Heating Products Utilizing Jacketed Housings
Design Worksheet

Resources for Screw Conveyors

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Conveying Whole Pecans at Navarro Pecan in Corsicana, TX

Problem Solver

Conveying Whole Pecans at Navarro Pecan in Corsicana, TX - KWS Manufacturing

KWS provided a stainless steel screw conveyor for Navarro Pecan with food-grade finishes on all internal…

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Cantilever Screw Conveyor for Injecting Dried Biosolids into Boiler for Electricity Generation

Problem Solver

Cantilever Screw Conveyor for Injecting Dried Biosolids into Boiler for Electricity Generation - KWS Manufacturing

Working with Sedron Technologies, KWS successfully developed a process for metering and conveying various…

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Dust Collector Screw Conveyors to Convey Lime Kiln Dust for Graymont in Superior, WI

Problem Solver

Dust Collector Screw Conveyors to Convey Lime Kiln Dust for Graymont in Superior, WI - KWS Manufacturing

The new screw conveyors bolted directly to dust collector hopper discharge flanges and collected fine…

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KWS Designs and Manufactures Specialty Mixing Screws for Kingsford Charcoal

Made-to-Order Solution

KWS Designs and Manufactures Specialty Mixing Screws for Kingsford Charcoal - KWS Manufacturing

Design of the mixing screws was critical for proper mixture and plant operation. KWS used abrasion…

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KWS Replaces Aging Screw Conveyor at Kingsford Charcoal Plant

Made-to-Order Solution

KWS Replaces Aging Screw Conveyor at Kingsford Charcoal Plant - KWS Manufacturing

KWS went to the plant to gather information and immediately began manufacturing. KWS delivered the new…

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KWS Provides Field Service to Improve Screw Conveyor Design and Operation

Made-to-Order Solution

KWS Provides Field Service to Improve Screw Conveyor Design and Operation - KWS Manufacturing

The KWS replacement screws were very special in design with hardsurfacing to reduce wear. KWS delivered…

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KWS Saves CertainTeed Gypsum $60,000 with New Screw Conveyors

Made-to-Order Solution

KWS Saves CertainTeed Gypsum $60,000 with New Screw Conveyors - KWS Manufacturing

KWS delivered and installed the new screw conveyors 2 days ahead of schedule, saving at least $60,000 in…

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KWS Saves Georgia Pacific Lumber Mill $60,000 in Potential Downtime

Made-to-Order Solution

KWS Saves Georgia Pacific Lumber Mill $60,000 in Potential Downtime - KWS Manufacturing

Georgia Pacific needed a unique replacement trough section that was leaking sawdust . Within 3 days, KWS…

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KWS Delivers Expedited Replacement Screw and Saves CertainTeed Gypsum $120,000 in Downtime

Made-to-Order Solution

KWS Delivers Expedited Replacement Screw and Saves CertainTeed Gypsum $120,000 in Downtime - KWS Manufacturing

The new KWS screw was redesigned with bolt pads, schedule 80 pipe and thick flighting for reinforcing…

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Quick Delivery of Screw Conveyors Keeps Sims Metal Management at Full Production

Made-to-Order Solution

Quick Delivery of Screw Conveyors Keeps Sims Metal Management at Full Production - KWS Manufacturing

KWS immediately visited the plant to evaluate Sims. A total of 10 screw conveyors needed replacement with…

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KWS Provides On-Site Training at Georgia Pacific Gypsum in Lovell, WY

Made-to-Order Solution

KWS Provides On-Site Training at Georgia Pacific Gypsum in Lovell, WY - KWS Manufacturing

The training covered screw conveyor components and assemblies and solutions to major maintenance issues…

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KWS Saves Plastic Bottle Recycling Plant Over $3,000,000 in Potential Lost Production

Made-to-Order Solution

KWS Saves Plastic Bottle Recycling Plant Over $3,000,000 in Potential Lost Production - KWS Manufacturing

KWS designed, manufactured and delivered 5 screw conveyors in 13 working days to meet the demands of the…

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KWS Saves $960,000 in Downtime with Delivery of Special Drive Shaft for Charcoal Manufacturer

Made-to-Order Solution

KWS Saves $960,000 in Downtime with Delivery of Special Drive Shaft for Charcoal Manufacturer - KWS Manufacturing

KWS manufactured the new drive shaft using high-strength material to prevent a future failure and…

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KWS Saves Sibelco Time and Money on Special Replacement Screw Flights

Made-to-Order Solution

KWS Saves Sibelco Time and Money on Special Replacement Screw Flights - KWS Manufacturing

Through a strategic partnership with the distributor and KWS, Sibelco received higher quality replacement…

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Replacement Screws for NOV Rolligon Frac Blenders

Made-to-Order Solution

Replacement Screws for NOV Rolligon Frac Blenders - KWS Manufacturing

KWS designs and manufactures equipment to the highest quality standards. The NOV Rolligon screws operate…

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KWS Provides Domestic Source for Replacement Screws

Made-to-Order Solution

KWS Provides Domestic Source for Replacement Screws - KWS Manufacturing

The existing screws utilized weld-in drive and tail shafts with multiple turndowns and threaded sections.…

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Cost Savings – Repairing Paper Mill Screws

Made-to-Order Solution

Cost Savings – Repairing Paper Mill Screws - KWS Manufacturing

When a potential repair screw is received by KWS, it is first evaluated with ultrasonic testing to…

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Custom Pedestal Trough Ends Eliminate Downtime at Cattle Feed Facility

Made-to-Order Solution

Custom Pedestal Trough Ends Eliminate Downtime at Cattle Feed Facility - KWS Manufacturing

The livestock feed provider had a system of steam-jacketed screw conveyors stacked vertically and driven…

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Expedited Delivery Saves End User $50,000.00 in Downtime

Made-to-Order Solution

Expedited Delivery Saves End User $50,000.00 in Downtime - KWS Manufacturing

The new replacement screw was completely Made-to-Order and had both left and right hand flights with…

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Redesigned Screws Increase Uptime and Reduce Cost for Honeywell Specialty Materials

Made-to-Order Solution

Redesigned Screws Increase Uptime and Reduce Cost for Honeywell Specialty Materials - KWS Manufacturing

A team from KWS and Motion Industries visited the Geismar facility and met with the Honeywell Plant…

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Aluminum Bronze Hanger Bearings for Searles Valley Minerals

Made-to-Order Solution

Aluminum Bronze Hanger Bearings for Searles Valley Minerals - KWS Manufacturing

KWS and Searles Valley Minerals researched different materials that would extend bearing life as well as…

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Broke Thickener Repulper Screw for Georgia Pacific Naheola Mill in Pennington, AL

Made-to-Order Solution

Broke Thickener Repulper Screw for Georgia Pacific Naheola Mill in Pennington, AL - KWS Manufacturing

The pulp and paper applications typically require the utmost precision possible. Screw conveyors used in…

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Split Bottom U-Troughs for Great River Energy in Underwood, ND

Made-to-Order Solution

Split Bottom U-Troughs for Great River Energy in Underwood, ND - KWS Manufacturing

The split-trough design increased up-time and productivity for GRE.

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Expedited Delivery of Screw Conveyors for Concorp in Kansas City, MO

Made-to-Order Solution

Expedited Delivery of Screw Conveyors for Concorp in Kansas City, MO - KWS Manufacturing

Concorp contacted KWS because they were looking for an experienced manufacturer to design and build screw…

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Close Tolerance Screws for Frac Sand Blender Trucks

Made-to-Order Solution

Close Tolerance Screws for Frac Sand Blender Trucks - KWS Manufacturing

Frac sand and proppant are abrasive and will wear down the frac blender screws over time. In order to…

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Special Design Screws for Recycled Materials at CP Manufacturing in San Diego, CA

Made-to-Order Solution

Special Design Screws for Recycled Materials at CP Manufacturing in San Diego, CA - KWS Manufacturing

KWS met the manufacturing requirements by designing special jigs and fixtures for locating the flanges in…

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Expedited Screw is Delivered Ahead of Schedule for Lhoist in Calera, AL

Made-to-Order Solution

Expedited Screw is Delivered Ahead of Schedule for Lhoist in Calera, AL - KWS Manufacturing

KWS has streamlined every manufacturing procedure and now provides the shortest lead times in the screw…

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Quick Delivery Digester Feed Screw for WestRock Containerboard Plant in Hopewell, VA

Made-to-Order Solution

Quick Delivery Digester Feed Screw for WestRock Containerboard Plant in Hopewell, VA - KWS Manufacturing

Typical lead time for a special screw of this type would be five weeks from another manufacturer. KWS was…

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Square Hub Couplings for Solvay Chemical in Green River, WY

Made-to-Order Solution

Square Hub Couplings for Solvay Chemical in Green River, WY - KWS Manufacturing

Engineers from KWS examined some of the failed shafts and coupling bolts. Conveying Trona is very…

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Conveying Wood Ash at Georgia Pacific Dimensional Lumber Mill in Pineland, TX

Made-to-Order Solution

Conveying Wood Ash at Georgia Pacific Dimensional Lumber Mill in Pineland, TX - KWS Manufacturing

Based on material testing and new calculations, KWS designed the new replacement screw with 3/8-inch…

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Ceramic Lined Screw Conveyor Troughs for Activated Carbon Plant in Wickliffe, KY

Made-to-Order Solution

Ceramic Lined Screw Conveyor Troughs for Activated Carbon Plant in Wickliffe, KY - KWS Manufacturing

KWS researched and chose the most abrasion and corrosion resistant ceramic liner material for the…

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Mixing Screw Conveyor for Polyethylene Powder & Additives at LyondellBassell in LaPorte,…

Problem Solver

Mixing Screw Conveyor for Polyethylene Powder & Additives at LyondellBassell in LaPorte, TX - KWS Manufacturing

KWS designed a mixing screw conveyor over 28-feet long where no internal bearings were allowed due to…

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Mixing Screw Conveyor for Polyethylene Powder & Additives

Problem Solver

Mixing Screw Conveyor for Polyethylene Powder & Additives - KWS Manufacturing

The KWS mixing screw conveyor was made as a single piece screw to span the length of over 28-feet without…

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Screw Feeders and Conveyors for Handling Electric Arc Furnace Dust at American Zinc Recycling…

Problem Solver

Screw Feeders and Conveyors for Handling Electric Arc Furnace Dust at American Zinc Recycling in Rockwood, TN - KWS Manufacturing

KWS screw feeders metered the bulk materials from the individual hoppers to transfer screw conveyors and…

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Screw Conveyor for Metal Chips

Problem Solver

Screw Conveyor for Metal Chips - KWS Manufacturing

The KWS Torque Arm Trough End incorporates the use of a pillow block roller bearing that supports the…

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Special Screw Conveyor with Ethanol Spray System for Conveying Hemp

Problem Solver

Special Screw Conveyor with Ethanol Spray System for Conveying Hemp - KWS Manufacturing

To get the ethanol to evenly cover the whole conveyor, KWS designed a spray system to resist ethanol…

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Submerged Grit Screws and Ceramic-Lined Shaftless Screw Conveyor for Pawling, NY WWTP

Problem Solver

Submerged Grit Screws and Ceramic-Lined Shaftless Screw Conveyor for Pawling, NY WWTP - KWS Manufacturing

The KWS grit screws operate in grit tanks about 5-feet deep. The shaftless screenings conveyor troughs…

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Complete Storage and Conveying System for Spent Catalyst

Problem Solver

Complete Storage and Conveying System for Spent Catalyst - KWS Manufacturing

KWS designed screw feeders, conveyors and hoppers to meter and convey a wide variety of bulk materials of…

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Food Grade Screw Conveyors to Distribute Ingredients for Bread Making Process

Problem Solver

Food Grade Screw Conveyors to Distribute Ingredients for Bread Making Process - KWS Manufacturing

The conveyors were constructed from 304 stainless steel and polished to 150-grit finish on all surfaces…

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Submerged Grit Screw and Ceramic-Lined Grit Classifier for the East Stroudsburg, PA WWTP

Problem Solver

Submerged Grit Screw and Ceramic-Lined Grit Classifier for the East Stroudsburg, PA WWTP - KWS Manufacturing

KWS and the local rep helped the consulting engineer determine a better design that utilized a submerged…

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Wood Chip Storage and Metering System for Pyrolysis

Problem Solver

Wood Chip Storage and Metering System for Pyrolysis - KWS Manufacturing

KWS provided a unique design for the growing pyrolysis industry that met the tight space constraints of…

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Screenings Loadout Screw Conveyor for Sewage Treatment Plant at the Maryland Correctional…

Problem Solver

Screenings Loadout Screw Conveyor for Sewage Treatment Plant at the Maryland Correctional Institution - KWS Manufacturing

The new KWS screw conveyor was very cost-effective and required minimal maintenance - designed for upset…

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Shafted Biosolids Load-Out System for Ewing-Lawrence Sewage Authority in Lawrenceville, NJ

Problem Solver

Shafted Biosolids Load-Out System for Ewing-Lawrence Sewage Authority in Lawrenceville, NJ - KWS Manufacturing

The new KWS Environmental biosolids load-out system utilized shafted screw conveyors. Shafted screw…

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Screw Conveyor Solves Housekeeping Issues for Chromium Production Facility in Castle Hayne, NC

Problem Solver

Screw Conveyor Solves Housekeeping Issues for Chromium Production Facility in Castle Hayne, NC - KWS Manufacturing

Chromium paste is very abrasive and the new KWS screw conveyor was designed for the application.…

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Solids Load Out System for South WWTP in McAllen, TX

Problem Solver

Solids Load Out System for South WWTP in McAllen, TX - KWS Manufacturing

KWS Environmental worked very closely with Carollo Engineers and local operators over several years to…

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Screw Feeder Keeps Soda Ash Flowing for Packaging Operation

Problem Solver

Screw Feeder Keeps Soda Ash Flowing for Packaging Operation - KWS Manufacturing

The KWS sales and engineering teams determined the ideal inclined conveying solution that would satisfy…

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Screw Conveyors for Conveying Offal at Butterball Turkey Processing Plant in Mount Olive, NC

Problem Solver

Screw Conveyors for Conveying Offal at Butterball Turkey Processing Plant in Mount Olive, NC - KWS Manufacturing

The existing screw conveyors in the offal conveying system were worn out and had multiple patches on the…

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Screw Conveyor to Convey Recycled Wire Waste at Encore Wire in McKinney, TX

Problem Solver

Screw Conveyor to Convey Recycled Wire Waste at Encore Wire in McKinney, TX - KWS Manufacturing

An engineering team from KWS traveled to Encore Wire to gather critical dimensional information from the…

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Screw Conveyor for Conveying Gelatin Powder for Gelita USA in Calumet City, IL

Problem Solver

Screw Conveyor for Conveying Gelatin Powder for Gelita USA in Calumet City, IL - KWS Manufacturing

KWS professionals collaborated with engineers at Gelita to ensure the ideal solution was being offered to…

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Special Cantilevered Screw Conveyor for Columbia Pacific Bio-Refinery in Clatskanie, OR

Problem Solver

Special Cantilevered Screw Conveyor for Columbia Pacific Bio-Refinery in Clatskanie, OR - KWS Manufacturing

Columbia Pacific Bio-Refinery needed a very special screw conveyor for loading shipping containers. The…

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Grit Classifiers for Activated Carbon Plant

Problem Solver

Grit Classifiers for Activated Carbon Plant - KWS Manufacturing

KWS designed a split, two-piece drive trough end that can be removed to allow access for screw removal…

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Screw Conveyor for Hog Fuel at Boise Cascade Plywood Mill in Moncure, NC

Problem Solver

Screw Conveyor for Hog Fuel at Boise Cascade Plywood Mill in Moncure, NC - KWS Manufacturing

Boise Cascade asked engineers from KWS to visit the mill to help solve their problems with the inclined…

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Dust Collector Screw Conveyor for Calgon Carbon in Bay St. Louis, MS

Problem Solver

Dust Collector Screw Conveyor for Calgon Carbon in Bay St. Louis, MS - KWS Manufacturing

Every aspect of the new KWS baghouse screw conveyor was designed to minimize maintenance costs while…

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Metering and Conveying Shredded Fiberglass at CTA Acoustics in Corbin, KY

Problem Solver

Metering and Conveying Shredded Fiberglass at CTA Acoustics in Corbin, KY - KWS Manufacturing

KWS engineers and local field representatives worked side by side with CTA Acoustics to develop the ideal…

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Screw Conveyors to Convey Sawdust at Kingsford Charcoal in Summer Shade, KY

Problem Solver

Screw Conveyors to Convey Sawdust at Kingsford Charcoal in Summer Shade, KY - KWS Manufacturing

After reviewing the application, KWS recommended using shafted screws that are close coupled and clocked…

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Grit Tank Screw for Abington Waste Water Treatment Plant in Abington, PA

Problem Solver

Grit Tank Screw for Abington Waste Water Treatment Plant in Abington, PA - KWS Manufacturing

KWS Environmental provided abrasion resistant (AR235) screws capable of long term submersion in a…

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Tandem Screw Conveyors for Conveying Wood Chips and Bark at Biewer Sawmill in Prentice, WI

Problem Solver

Tandem Screw Conveyors for Conveying Wood Chips and Bark at Biewer Sawmill in Prentice, WI - KWS Manufacturing

Sales and engineering personnel from KWS met with the operations and maintenance staff at Biewer to…

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Heavy Duty Screw Conveyor for Conveying Clinker Cooler Dust at Holcim Cement, Three Forks, MT

Problem Solver

Heavy Duty Screw Conveyor for Conveying Clinker Cooler Dust at Holcim Cement, Three Forks, MT - KWS Manufacturing

Designing and manufacturing a screw conveyor to span 30-feet without an internal bearing requires…

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Inclined Screw Conveyor Simplifies Process Layout at Shaw Industries in Dalton, GA

Problem Solver

Inclined Screw Conveyor Simplifies Process Layout at Shaw Industries in Dalton, GA - KWS Manufacturing

By visiting the site and discussing the various possibilities with the Shaw management group, KWS…

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Heavy Duty Screw Conveyors for Stillwater Mining in Columbus, MT

Problem Solver

Heavy Duty Screw Conveyors for Stillwater Mining in Columbus, MT - KWS Manufacturing

KWS engineers visited the plant to fully understand operating conditions and offer long-term solutions…

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Insulated Screw Conveyors for Conveying Sodium Bentonite at Wyo-Ben in Billings, MT

Problem Solver

Insulated Screw Conveyors for Conveying Sodium Bentonite at Wyo-Ben in Billings, MT - KWS Manufacturing

KWS provided screw conveyors with special insulated troughs and covers. The insulation was protected by…

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Solving Problems with Inclined Screw Conveyors at Johnson Controls in Florence, SC

Problem Solver

Solving Problems with Inclined Screw Conveyors at Johnson Controls in Florence, SC - KWS Manufacturing

Two engineers from KWS visited the facility to review the application and discuss the problems with JCI…

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Conveying Solid Waste at Liquid Environmental Solutions in Houston, TX

Problem Solver

Conveying Solid Waste at Liquid Environmental Solutions in Houston, TX - KWS Manufacturing

KWS designed the new replacement screw conveyor with 1/4-inch thick abrasion resistant (AR235) flights…

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Food Grade Screw Conveyor for Beef Processing Plant in Central Michigan

Problem Solver

Food Grade Screw Conveyor for Beef Processing Plant in Central Michigan - KWS Manufacturing

Screw conveyors designed to convey ground beef that is intended for human consumption, require special…

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Screw Conveyor for Conveying Pork By-Products at John Morrell & Company in Sioux Falls, SD

Problem Solver

Screw Conveyor for Conveying Pork By-Products at John Morrell & Company in Sioux Falls, SD - KWS Manufacturing

The screw conveyor to be replaced was 90 feet long and there were problems with insufficient torque as…

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Incline Screw Conveyor for Conveying Beef By-Products at American Foods Group in Yankton, SD

Problem Solver

Incline Screw Conveyor for Conveying Beef By-Products at American Foods Group in Yankton, SD - KWS Manufacturing

KWS redesigned the new screw conveyor using abrasion resistant materials for the screw flights and trough…

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Inclined Screw Conveyor for Conveying Wood Ash at West Fraser Lumber Mill in Leola, AR

Problem Solver

Inclined Screw Conveyor for Conveying Wood Ash at West Fraser Lumber Mill in Leola, AR - KWS Manufacturing

An engineer from KWS visited the facility and met with the Boiler Room Superintendent to determine the…

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Inclined Screw Conveyor System for Signode Plastic Recycling Plant in Florence, KY

Problem Solver

Inclined Screw Conveyor System for Signode Plastic Recycling Plant in Florence, KY - KWS Manufacturing

After careful review of the restrictions and requirements, KWS recommended a piggyback design using two…

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Biosolids Load Out System for Chelford City Municipal Utility District in Houston, TX

Problem Solver

Biosolids Load Out System for Chelford City Municipal Utility District in Houston, TX - KWS Manufacturing

KWS Environmental designed, manufactured, supplied and commissioned a biosolids load out system that…

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Waste Coffee Conveying System

Problem Solver

Waste Coffee Conveying System - KWS Manufacturing

The KWS screw conveyor was supplied as dust-tight with fully enclosed cover and shaft seals to contain…

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Biosolids Cake Handling System for Storage and Truck Load Out at Waterloo, ON WWTP

Problem Solver

Biosolids Cake Handling System for Storage and Truck Load Out at Waterloo, ON WWTP - KWS Manufacturing

KWS designed, manufactured, supplied and commissioned an integrated system which required expertise in…

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Weigh Belt Spillage Screw Conveyor for Fertilizer Additive

Problem Solver

Weigh Belt Spillage Screw Conveyor for Fertilizer Additive - KWS Manufacturing

Thayer Scale and KWS have had a long standing relationship and worked on many successful projects…

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Biosolids Load Out Screw Conveyor for Oakmont Water Authority in Allegheny County, PA

Problem Solver

Biosolids Load Out Screw Conveyor for Oakmont Water Authority in Allegheny County, PA - KWS Manufacturing

KWS Environmental provided a reversible ribbon screw conveyor, rack and pinion slide gate and three…

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Stainless Steel Screw Conveyor for Conveying Coarse Sugar at Ferrara Candy in Bellwood, IL

Problem Solver

Stainless Steel Screw Conveyor for Conveying Coarse Sugar at Ferrara Candy in Bellwood, IL - KWS Manufacturing

The KWS screw conveyor was designed with the drive unit on the inlet end, locating the drive unit outside…

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Aerated Grit Tank Conveyance Upgrade at Cox Creek Water Reclamation Facility in Curtis Bay, MD

Problem Solver

Aerated Grit Tank Conveyance Upgrade at Cox Creek Water Reclamation Facility in Curtis Bay, MD - KWS Manufacturing

KWS Environmental provided a complete grit conveyance system including grit screws, structural supports,…

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Screw Conveyor Eliminates Dust Problem at Lehigh White Cement in Waco, Texas

Problem Solver

Screw Conveyor Eliminates Dust Problem at Lehigh White Cement in Waco, Texas - KWS Manufacturing

KWS designed the new screw conveyor with a special flared trough to fit the width of the belt feeder…

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Loadout System for Offal and Feathers at a Pilgrim’s Chicken Processing Plant in Lufkin,…

Problem Solver

Loadout System for Offal and Feathers at a Pilgrim’s Chicken Processing Plant in Lufkin, Texas - KWS Manufacturing

KWS Design Engineers visited the Lufkin facility and met with the Pilgrimメs Plant Manager to identify…

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Screw Conveyor for Conveying Wet Sugarbeet Pulp at Amalgamated Sugar in Paul, ID

Problem Solver

Screw Conveyor for Conveying Wet Sugarbeet Pulp at Amalgamated Sugar in Paul, ID - KWS Manufacturing

KWS Engineers visited Amalgamated Sugar, which was experiencing fatigue failures of screw conveyors made…

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Jacketed Screw Conveyors for Cooling Copper Oxide at Major Copper Producer in Montana

Problem Solver

Jacketed Screw Conveyors for Cooling Copper Oxide at Major Copper Producer in Montana - KWS Manufacturing

KWS jacketed troughs are designed and manufactured in accordance with the ASME Boiler and Pressure Vessel…

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Special Stainless Steel Conveyor for Mixing and Conveying Dusting Agent for Plastic Colorant

Problem Solver

Special Stainless Steel Conveyor for Mixing and Conveying Dusting Agent for Plastic Colorant - KWS Manufacturing

Coperion K-Tron and KWS have worked together on many successful projects. They knew they could count on…

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Stainless Screw Conveyor for Transferring Sugar at Wyoming Sugar in Worland, WY

Problem Solver

Stainless Screw Conveyor for Transferring Sugar at Wyoming Sugar in Worland, WY - KWS Manufacturing

The compact design allowed Wyoming Sugar maintenance personnel easy means of installation without…

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Store and Transport Residuals From Hamilton, ON Wastewater Facility

Problem Solver

Store and Transport Residuals From Hamilton, ON Wastewater Facility - KWS Manufacturing

KWS designed and manufactured an integrated design of all components and assemblies which required…

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Triple Mass-Flow Screw Feeders and Conveyors for Phosphate Ore

Problem Solver

Triple Mass-Flow Screw Feeders and Conveyors for Phosphate Ore - KWS Manufacturing

KWS designed and manufactured triple mass-flow screw feeders to match the existing hopper at the plant.

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Tubular Inclined Screw Conveyors Feeding Boilers for Lumber Mill Power Generation

Problem Solver

Tubular Inclined Screw Conveyors Feeding Boilers for Lumber Mill Power Generation - KWS Manufacturing

KWS designed an inclined screw conveyor system to move the waste wood product from the hopper to the…

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Twin Screw Conveyor for EPDM Rubber

Problem Solver

Twin Screw Conveyor for EPDM Rubber - KWS Manufacturing

Twin screw conveyor for conveying EPDM (ethylene-propylene-diene terpolymers) rubber particles.

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Screw Conveyor Used to Pour Concrete for Bridge in New Orleans

Problem Solver

Screw Conveyor Used to Pour Concrete for Bridge in New Orleans - KWS Manufacturing

The KWS screw conveyor was mounted in a structural frame that was part of the concrete pouring, leveling…

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Screw Feeder and Transfer Screw Conveyor for High Temperature Cement Kiln Dust

Problem Solver

Screw Feeder and Transfer Screw Conveyor for High Temperature Cement Kiln Dust - KWS Manufacturing

Screw Feeder and Transfer Screw Conveyor Incorporated into a High Temperature Cement Kiln Dust

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Shafted and Shaftless Screw Conveyors for Handling Residuals at Amherstburg WWTP in Ontario,…

Problem Solver

Shafted and Shaftless Screw Conveyors for Handling Residuals at Amherstburg WWTP in Ontario, Canada - KWS Manufacturing

KWS Environmental designed and manufactured both shaftless and shafted screw conveyors for all types of…

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Shafted Live Bottoms and Transfer Screw Conveyors for Handling Biosolids for the City of San…

Problem Solver

Shafted Live Bottoms and Transfer Screw Conveyors for Handling Biosolids for the City of San Diego - KWS Manufacturing

KWS used proprietary design calculations and Autodesk 3D Inventor software to design the live bottoms,…

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Shafted Screw Conveyor for Conveying Biosolids at Egan WRP (Chicago)

Problem Solver

Shafted Screw Conveyor for Conveying Biosolids at Egan WRP (Chicago) - KWS Manufacturing

KWS supplied a shafted screw conveyor with KWS Tor-Ri-Flex sealed intermediate bearing assemblies.

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Shafted Screw Conveyors for Conveying Dried Sludge at Jones Island WWTP in Milwaukee, WI

Problem Solver

Shafted Screw Conveyors for Conveying Dried Sludge at Jones Island WWTP in Milwaukee, WI - KWS Manufacturing

The KWS Environmental screw conveyors were designed with a number of special features to meet the unique…

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Shafted Screw Conveyors for Transferring Biosolids for City of Holland, MI

Problem Solver

Shafted Screw Conveyors for Transferring Biosolids for City of Holland, MI - KWS Manufacturing

KWS Environmental designed the shafted screw conveyors to be reliable with minimal maintenance downtime…

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Special Cantilever Lime Mud Screw Conveyor

Problem Solver

Special Cantilever Lime Mud Screw Conveyor - KWS Manufacturing

Engineers from Andritz and KWS worked together to design a cantilevered screw conveyor for the…

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Mechanical Conveying System Replaces Pneumatics at Durcon, Inc. in Taylor, Texas

Problem Solver

Mechanical Conveying System Replaces Pneumatics at Durcon, Inc. in Taylor, Texas - KWS Manufacturing

Professional engineers at KWS designed a support structure that provided the needed lateral support for…

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Metering and Conveying Spent Brewer’s Grain

Problem Solver

Metering and Conveying Spent Brewer’s Grain - KWS Manufacturing

KWS also provided all of the structural supports for the conveyor and feeder, inlet and discharge…

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Mixing Abrasive Fly Ash and Water

Problem Solver

Mixing Abrasive Fly Ash and Water - KWS Manufacturing

KWS provided a mill-duty pugmill as the solution. A pugmill is a twin counter-rotating paddle mixer that…

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Quintuple Baghouse Inlet Takeaway Screw Conveyor to Convey Diatomaceous Earth

Problem Solver

Quintuple Baghouse Inlet Takeaway Screw Conveyor to Convey Diatomaceous Earth - KWS Manufacturing

KWS designed and manufactured the screw conveyor based on the unique characteristics of the material.

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Railcar Unloading System for Sugar

Problem Solver

Railcar Unloading System for Sugar - KWS Manufacturing

KWS was able to modify some of the existing equipment design specifications to provide a more efficient…

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Reversible Shafted Screw Conveyor for Biosolids Handling at Terminal Island Waste Treatment…

Problem Solver

Reversible Shafted Screw Conveyor for Biosolids Handling at Terminal Island Waste Treatment Facilities - KWS Manufacturing

KWS exceeded the design and operating requirements of the specifications by providing a shafted screw…

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Screw Classifier for Recycled Metal Turnings

Problem Solver

Screw Classifier for Recycled Metal Turnings - KWS Manufacturing

The equipment would need to be extremely heavy-duty for long life and of stainless steel construction.…

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Screw Conveyor for Conveying Various Plastic Resin Pellets and Additives for Modern Polymers in…

Problem Solver

Screw Conveyor for Conveying Various Plastic Resin Pellets and Additives for Modern Polymers in Pasadena, Texas - KWS Manufacturing

KWS provided heavy-duty screw conveyors constructed from 304 stainless steel for corrosion resistance.

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Special Screw Conveyor for Recycling Light Bulb Waste

Problem Solver

Special Screw Conveyor for Recycling Light Bulb Waste - KWS Manufacturing

A special screw conveyor for conveying, tumbling and classifying the components of waste incandescent and…

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Horizontal Screw Conveyor and Vertical Screw Conveyor

Problem Solver

Horizontal Screw Conveyor and Vertical Screw Conveyor - KWS Manufacturing

Horizontal screw conveyor and vertical screw conveyor for collecting, transferring, and elevating a…

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Horizontal Screw Feeder and Vertical Screw Conveyor

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Horizontal Screw Feeder and Vertical Screw Conveyor - KWS Manufacturing

KWS provided a horizontal screw feeder and vertical screw conveyor for elevating peanut shells back into…

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Inclined Screw Conveyors & Truck Load-Out Conveyors to Convey Offal Meat & Feathers at…

Problem Solver

Inclined Screw Conveyors & Truck Load-Out Conveyors to Convey Offal Meat & Feathers at a Mountaire Farms Chicken Processing Plant - KWS Manufacturing

KWS designed two inclined screw conveyors to transfer the offal material up to two horizontal screw…

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Jacketed Trough Screw Conveyor

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Jacketed Trough Screw Conveyor - KWS Manufacturing

A special screw conveyor for conveying, tumbling and classifying the components of waste incandescent and…

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Limestone Conveying System

Problem Solver

Limestone Conveying System - KWS Manufacturing

KWS engineers designed a system that could meter and convey the different capacities of raw and finished…

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Food Grade Screw Conveyor System for Cookie Toppings

Problem Solver

Food Grade Screw Conveyor System for Cookie Toppings - KWS Manufacturing

The engineers at Keebler and KWS developed an excellent solution for their snack production process.

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Food Waste Incline Conveying System

Problem Solver

Food Waste Incline Conveying System - KWS Manufacturing

KWS engineers took into account the existing plant machinery and layout and the Customer's concerns,…

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Food Waste Shaftless Vertical Conveying System

Problem Solver

Food Waste Shaftless Vertical Conveying System - KWS Manufacturing

KWS engineers analyzed the existing plant machinery and layout to fully understand the Customer's…

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Full Clean-Out Screw Conveyors for Rabbit Waste

Problem Solver

Full Clean-Out Screw Conveyors for Rabbit Waste - KWS Manufacturing

KWS and RP Masiello worked together to develop a layout that seamlessly incorporated the rows of rabbit…

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Heavy Duty Grit Classifier for New Roofing Shingle Plant

Problem Solver

Heavy Duty Grit Classifier for New Roofing Shingle Plant - KWS Manufacturing

KWS carefully studied the specifications and application to develop a long-term and cost-effective…

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Heavy Duty Screw Conveyors for Conveying Activated Carbon

Problem Solver

Heavy Duty Screw Conveyors for Conveying Activated Carbon - KWS Manufacturing

KWS provided approval drawings within days of receiving an order by utilizing their extensive Autodesk…

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Heavy Duty Screw Conveyors for Conveying Calcinated Gypsum

Problem Solver

Heavy Duty Screw Conveyors for Conveying Calcinated Gypsum - KWS Manufacturing

KWS designed and manufactured the screw conveyors to exceed the requirements of the project.

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Heavy Duty Screw Conveyors for Conveying Corn Stover for Biofuel Plant

Problem Solver

Heavy Duty Screw Conveyors for Conveying Corn Stover for Biofuel Plant - KWS Manufacturing

DuPont and KBR were seeking an experienced screw conveyor manufacturer to design and build multiple…

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Heavy-Duty Tubular Incline Screw Conveyor to Convey Extremely Abrasive Alumina for Major…

Problem Solver

Heavy-Duty Tubular Incline Screw Conveyor to Convey Extremely Abrasive Alumina for Major Recycler - KWS Manufacturing

DuPont and KBR were seeking an experienced screw conveyor manufacturer to design and build multiple…

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High Temperature Kiln Injection Screw Conveyor

Problem Solver

High Temperature Kiln Injection Screw Conveyor - KWS Manufacturing

KWS worked closely with engineers at Alstom Power for over a year to design cantilevered screw conveyors…

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Conveying Egg Shells at Egg Processing Facility

Problem Solver

Conveying Egg Shells at Egg Processing Facility - KWS Manufacturing

The new KWS screw conveyor was designed to effectively quadruple the capacity of the original screw…

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Conveying Size Reduced Rubber at Tire Recycling Facility

Problem Solver

Conveying Size Reduced Rubber at Tire Recycling Facility - KWS Manufacturing

KWS was able to perform calculations and redesign the inclined screw conveyor to eliminate all of the…

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Conveying Wet Starch Cake with Ribbon Screw Conveyors

Problem Solver

Conveying Wet Starch Cake with Ribbon Screw Conveyors - KWS Manufacturing

The combined experience and knowledge of the National Starch and KWS engineering teams provided a…

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Custom-Engineered Bulk Material Handling System for Zein Corn Protein Plant

Problem Solver

Custom-Engineered Bulk Material Handling System for Zein Corn Protein Plant - KWS Manufacturing

BRPG contacted KWS after meeting with our local sales representative and requested an engineered solution…

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Custom Engineered Storage, Metering and Conveying System for Steamed Tobacco Stems

Problem Solver

Custom Engineered Storage, Metering and Conveying System for Steamed Tobacco Stems - KWS Manufacturing

KWS engineers designed a tapered trapezoidal storage bin with two lump-breakers to break up bales and…

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Design-Build System for Feeding and Conveying Wood Chips for enviraPAC in Monticello, AR

Problem Solver

Design-Build System for Feeding and Conveying Wood Chips for enviraPAC in Monticello, AR - KWS Manufacturing

The KWS inclined screw feeders and conveyors were designed to operate 24 hours per day, 7 days per week…

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Design-Build System Utilizing Live Bottom Screw Feeders, Vertical Screw Conveyor & Hoppers…

Problem Solver

Design-Build System Utilizing Live Bottom Screw Feeders, Vertical Screw Conveyor & Hoppers for Nuway Tobacco in South Windsor, CT - KWS Manufacturing

KWS designed a special live bottom hopper with a unique bridge breaker and screw feeder to meter the raw…

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Dewatered Sludge Handling, Storage and Truck Load Out System at Fred Hervey Water Reclamation…

Problem Solver

Dewatered Sludge Handling, Storage and Truck Load Out System at Fred Hervey Water Reclamation Plant in El Paso, Texas - KWS Manufacturing

The KWS Environmental conveying system provided for El Paso Water Utilities had many features that offer…

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Dumpsters with Leveling Screws for Acrylic Dust

Problem Solver

Dumpsters with Leveling Screws for Acrylic Dust - KWS Manufacturing

KWS based the leveling screw design around existing dumpsters.

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Expedited Delivery of Screw Conveyors for Conveying Perlite Fines

Problem Solver

Expedited Delivery of Screw Conveyors for Conveying Perlite Fines - KWS Manufacturing

KWS utilized their extensive inventory of stock screw conveyor components to provide the quickest…

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Flanged Tail Shaft Redesign for OCI Chemicals in Green River

Problem Solver

Flanged Tail Shaft Redesign for OCI Chemicals in Green River - KWS Manufacturing

The new tail shaft was designed to bolt to the screw with a flanged disc eliminating the use of CEMA…

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Biomass Screw Conveyors and High Pressure, High Temperature Reactors

Problem Solver

Biomass Screw Conveyors and High Pressure, High Temperature Reactors - KWS Manufacturing

The design difficulties were to maximize the residence time within the transfer/mixing device while…

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Biosolids Load-Out Facility for Kitchener, Ontario, Canada

Problem Solver

Biosolids Load-Out Facility for Kitchener, Ontario, Canada - KWS Manufacturing

KWS provided fully redundant systems from the centrifuges to the truck loading bays with two distribution…

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Biosolids Loadout Screw Conveyor for Jessamine Creek WWTP, Nicholasville, KY

Problem Solver

Biosolids Loadout Screw Conveyor for Jessamine Creek WWTP, Nicholasville, KY - KWS Manufacturing

KWS Environmental supplied a shafted screw conveyor made from heavy duty carbon steel construction.

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Biosolids Load Out System for Quantico, VA WWTP

Problem Solver

Biosolids Load Out System for Quantico, VA WWTP - KWS Manufacturing

As part of the biosolids load out system, KWS Environmental provided an integral-leg ribbon shafted screw…

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Biosolids Load Out System for Glenmore WTP in Calgary, Canada

Problem Solver

Biosolids Load Out System for Glenmore WTP in Calgary, Canada - KWS Manufacturing

KWS Environmental designed and engineered the complete system utilizing Inventor 3D modeling so that the…

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Biosolids Load Out System Utilizing Flex-Wall Belt Conveyor and Screw Conveyors for Bloomsburg…

Problem Solver

Biosolids Load Out System Utilizing Flex-Wall Belt Conveyor and Screw Conveyors for Bloomsburg WWTP in Bloomsburg, PA - KWS Manufacturing

Engineers at KWS Environmental worked closely Gannett Fleming to design every element of the load out…

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Biosolids Storage and Load Out for Galt Waste Water Treatment Plant in the Region of Waterloo,…

Problem Solver

Biosolids Storage and Load Out for Galt Waste Water Treatment Plant in the Region of Waterloo, Canada - KWS Manufacturing

The KWS Environmental load out system was designed for simplicity and rapid load out of trucks.

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Biosolids Truck Loading System for Cedar Falls, IA WWTP

Problem Solver

Biosolids Truck Loading System for Cedar Falls, IA WWTP - KWS Manufacturing

KWS designed and manufactured a shafted screw conveyor and five electrically operated slide gates that…

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Ceramic-Lined Screw Conveyors for Conveying Abrasive Coal

Problem Solver

Ceramic-Lined Screw Conveyors for Conveying Abrasive Coal - KWS Manufacturing

Existing screw conveyors were showing signs of wear due to the abrasiveness of the coal. KWS proposed new…

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Complete Residuals Handling System for Stickney WWTP

Problem Solver

Complete Residuals Handling System for Stickney WWTP - KWS Manufacturing

The application at Stickney WWTP required a unique layout in order to fit the new KWS residuals handling…

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A Statement From KWS Concerning COVID-19