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Feed Screws
General purpose screws, barrier screws mixing screws. 3/4 inch to 3 1/2 inch and larger. New and Used. Corotating, twin screws.
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Davis Standard Feed Screws
The critical component of any extruder is the feedscrew. If perfectly matched to your process, the result is optimum output and a quality product. Davis-Standard stays on the leading edge of screw technology with one of the most advanced design and manufacturing facilities in the world.

All Davis-Standard feed screws are designed and manufactured right on the premises. Designs are based on individual customer extrusion parameters encompassing output rate, melt temperature, output consistency of extruder stability, melt homogeneity, melt quality, and power requirements.

For single screw extruders, sizes range from 3/4-inch (20mm) to 12-inches (305mm) in diameter with virtually any L/D and can be designed to fit any manufacturer's extruders. The company has feedscrew designs to match the most unique process and compounds including their patented DSBM-T TM barrier feedscrew.

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