We mfg. new feed screws for all types of injection molding machines (thermoplastic and thermoset), as well as select extrusion lines (only per customer supplied sample or blueprint):

In Stock Feed Screws.  Click here.

Mat'ls Used (New):

AISI 4140 base steel:

Can be hardfaced with Stellite # 6, or #12 or Colmanoy #56 or simply flame-hardened & Hard Chrome Plated.)

Tool Steels

Nitralloy 135M, Nitrided

CPM 9-V

CPM 420-V Stainless Steel

Mat'ls Used (Rebuilt):

Flights re-hardfaced with Stellite #6, or #12 or Colmanoy #56

Root re-nitrided or Hard Chrome Plated

Please call us toll-free at 1-800-829-0169 for a quote or you can catch me on my cell at 909-844-5655 or send us an e-mail at: tim@donnellyplastic.com