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Shafted Screw Conveyor Engineered Equipment - KWS

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

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Shafted Screw Conveyor Resources

Design Worksheets

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Features and Benefits of Screw Conveyors

Problem Solvers for Screw Conveyors

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Screw Conveyor for Metal Chips

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

Special Screw Conveyor with Ethanol Spray System for Conveying Hemp

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

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

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

Complete Storage and Conveying System for Spent Catalyst

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

Food Grade Screw Conveyors to Distribute Ingredients for Bread Making Process

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

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

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

Wood Chip Storage and Metering System for Pyrolysis

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

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

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

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

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

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

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

Solids Load Out System for South WWTP in McAllen, TX

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

Screw Feeder Keeps Soda Ash Flowing for Packaging Operation

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

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

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

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

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

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

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

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

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

Grit Classifiers for Activated Carbon Plant

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Heavy Duty Screw Conveyors for Stillwater Mining in Columbus, MT

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

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

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

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

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

Conveying Solid Waste at Liquid Environmental Solutions in Houston, TX

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

Food Grade Screw Conveyor for Beef Processing Plant in Central Michigan

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

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

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

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

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

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

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

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

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

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

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

Waste Coffee Conveying System

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

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

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

Weigh Belt Spillage Screw Conveyor for Fertilizer Additive

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Store and Transport Residuals From Hamilton, ON Wastewater Facility

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

Triple Mass-Flow Screw Feeders and Conveyors for Phosphate Ore

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

Tubular Inclined Screw Conveyors Feeding Boilers for Lumber Mill Power Generation

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

Twin Screw Conveyor for EPDM Rubber

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

Screw Conveyor Used to Pour Concrete for Bridge in New Orleans

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

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

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

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

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

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

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

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

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

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

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

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

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

Special Cantilever Lime Mud Screw Conveyor

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

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

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

Metering and Conveying Spent Brewer’s Grain

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

Mixing Abrasive Fly Ash and Water

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

Quintuple Baghouse Inlet Takeaway Screw Conveyor to Convey Diatomaceous Earth

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

Railcar Unloading System for Sugar

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

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

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

Screw Classifier for Recycled Metal Turnings

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

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

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

Special Screw Conveyor for Recycling Light Bulb Waste

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

Horizontal Screw Conveyor and Vertical Screw Conveyor

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

Horizontal Screw Feeder and Vertical Screw Conveyor

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

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

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

Jacketed Trough Screw Conveyor

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

Limestone Conveying System

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

Food Grade Screw Conveyor System for Cookie Toppings

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

Food Waste Incline Conveying System

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

Food Waste Shaftless Vertical Conveying System

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

Full Clean-Out Screw Conveyors for Rabbit Waste

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

Heavy Duty Grit Classifier for New Roofing Shingle Plant

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

Heavy Duty Screw Conveyors for Conveying Activated Carbon

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

Heavy Duty Screw Conveyors for Conveying Calcinated Gypsum

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

Heavy Duty Screw Conveyors for Conveying Corn Stover for Biofuel Plant

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

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

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

High Temperature Kiln Injection Screw Conveyor

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

Conveying Egg Shells at Egg Processing Facility

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

Conveying Size Reduced Rubber at Tire Recycling Facility

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

Conveying Wet Starch Cake with Ribbon Screw Conveyors

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

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

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

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

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

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

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

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

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

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

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

Dumpsters with Leveling Screws for Acrylic Dust

KWS based the leveling screw design around existing dumpsters.

Expedited Delivery of Screw Conveyors for Conveying Perlite Fines

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

Flanged Tail Shaft Redesign for OCI Chemicals in Green River

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

Biomass Screw Conveyors and High Pressure, High Temperature Reactors

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

Biosolids Load-Out Facility for Kitchener, Ontario, Canada

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

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

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

Biosolids Load Out System for Quantico, VA WWTP

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

Biosolids Load Out System for Glenmore WTP in Calgary, Canada

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

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

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

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

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

Biosolids Truck Loading System for Cedar Falls, IA WWTP

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

Ceramic-Lined Screw Conveyors for Conveying Abrasive Coal

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

Complete Residuals Handling System for Stickney WWTP

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

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