Screws
We have a history of 30 years experience in screw - design,manufacturing and rebuilding.
Our services keep you on the leading edge of technology with high output and quality.
We are the only One Stop Shop for consulting, laboratory testing, design and manufacture
of screws. Unique computer controlled manufacturing allows us to cut the screw dimensions
you need again and again. Our screws are available from 4140, Stainless Steels, corrosion
resistant Inconels, Monels, Hastelloy and tough wear resistant Tool steels. We even
fabricate screws out of plastic for specialty applications.
In house Plasma Transfer Arc welding allows us to rebuild your worn screws to OEM
specifications from wear resistant alloys like Colmonoy and Stellite.
When you talk screws you talk to SPR.
Barrels
Our screws are closely fitted to our barrels both dimensionally and materially. Scientific
Process & Research, Inc. chooses the right metals that make the screw compatible to
your barrel and vice versa. To solve your corrosion and wear problems call SPR!
Dies
SPR has developed unique computer software that can evaluate your existing die and find
ways to improve material flow. Scientific Process & Research, Inc. designs and
manufacture Coat-hanger, T-slot and Spiral mandrel dies for all applications. Have us
quote you a replacement die today!