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Food, drug, agricultural, general and mining industries use this type
of conveyor when a fully contained, metered effect is required to
handle consistent materials such as grain, sludge, powders, dry
Screw Conveyors are an effective way to move wet or dry bulk materials
along a totally enclosed incline or horizontal
length. This concept is effectively used when a totally
enclosed design fits the nature of the material, by preventing
spillage, spewing dust, etc.
Steel Screw Conveyor with Feed Hopper
screw conveyor, has a lower initial cost than a typical
conveyor. Dover’s are available from 4”
to 36” in diameter, with special applications up to
72”. The most common diameters, (typically used as
feeders), are between 6” and 18”.
Engineering options include Stainless steel construction,
abrasion resistant coatings, AR Plate liners, ribbon flighting, tapered
screws, hard facing, in-feed hoppers, and discharge chutes.
Electrical components and controls are also used as required.
Additionally, special paints, epoxies, polishes, and primers can be
Dover specializes in realistic engineering techniques that employ these
types of conveyors, with the necessary elements, to the
16" diameter Galvanized Screw Conveyor
Conveying the Resources of the World