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KWS MANUFACTURING COMPANY, LTD.3041 CONVEYOR DRIVE

BURLESON, TEXAS 76028817-295-2247 • 800-543-6558 • FAX 817-447-8528

WEBSITE: WWW.KWSMFG.COME-MAIL: SALES@KWSMFG.COM

CATALOG #SC-1103

KWS Manufacturing Company, Ltd. was founded in 1972 to manufacture and sell screw conveyors and other bulk material handling equipment. KWS quickly became recognized as a key supplier of standard and specialty equipment for a variety of industries. The plant and facilities are currently a combined 125,000 square feet. KWS provides complete engineered systems, screw conveyors and feeders, shaftless conveyors, vertical screw conveyors, bucket elevators, live bottom bins, elevator buckets, Dragon-Flite conveyors, hoppers, belt conveyors, hollow-flite screw processors and screw pumps.

TABLE OF CONTENTS

ENGINEERING SECTION

Introduction.........................................................4Material Characteristics .....................................5Materials Table ................................................. 6Capacity ......................................................... 13Capacity Table..................................................15Component Selection ......................................17Component Series Table .................................21Horsepower Calculation...................................22Torque Capacities ............................................26Drive Arrangements .........................................29Belts Guards.....................................................30Screw Feeders.................................................31Inclined Screw Conveyors ...............................32

COMPONENT SECTION

Conveyor Screws.............................................33KWS Quick Key ...............................................46Conveyor Screw Components.........................49Shafts................................................................50Hangers............................................................52Hanger Bearings ..............................................53Hanger Pocket .................................................54Special Screw Conveyor Weld Finishes .........48Trough Ends.....................................................62End Bearings....................................................74Thrust Collar.....................................................76Roller Thrust Bearing .......................................78Seals.................................................................79

Troughs.............................................................82Flange Gaskets ................................................89End Flanges .....................................................90Saddles and Feet.............................................91Discharge Spouts.............................................92Rack and Pinion Gates....................................94Pneumatic Gates .............................................98Covers ............................................................102Clamps ...........................................................106Inlets ...............................................................107

BUCKET ELEVATOR SECTION

Centrifugal Discharge Bucket Elevators........119Positive Discharge Bucket Elevators.............119Continuous Bucket Elevators.........................119Hi-Capacity Centrifugal DischargeBucket Elevator ..............................................120Elevator Buckets ............................................122

SUPPLEMENTAL DATA

Layouts............................................................111End Flange Bolt Patterns...............................115Installation and Maintenance .........................117Drag Master Conveyors.................................124Terms and Conditions....................................121Safety .............................................................125