Quality Materials

We carefully choose our suppliers in order to provide our customers with the highest quality screw/barrel/valve substrates. We are proud to offer a variety of metals & surface treatments to stand up to even the harshest plastic processing environments:

Screw Materials

Alloy Steels

  • 4140 Quenched and tempered 28 to 32 RC
  • 4340 Quenched and tempered 28 to 32 RC
  • N135 Modified
  • 17-4 PH Stainless Steel

Tool Steels

  • Lescowear™ tool steel through hardened to 60/62 RC
  • CPM-9V Tool steel, through hardened to 54/55 RC
  • CPM-S90-V Stainless tool steel through hardened to 54/55 RC
  • D-2 Tool steel through hardened to 60/62 RC

Super Alloys

  • Hastelloy®
  • Monel®
  • Inconel®

Weld Overlays

  • Colmonoy 56®
  • Colmonoy 83®

Additional Plating, Surface Treatments

  • Chrome encapsulation
  • Chrome plating root surfaces
  • Ion Nitriding NITRIDING
  • Armoloy™ (TDC) Thin Dense Chromium
  • Flame hardened flight O.D.
  • Age hardening

Carbide encapsulation

Extreme coatings carbide encapsulation with 2 different coating thicknesses and 3 different finishes available.

Barrel Materials

  • JP 38 High strength alloy steel

Inlay

  • Wexco 555™ Nickel chrome corrosion resistance
  • Wexco 666™ Iron boron genera purpose
  • Wexco 687XL (patent pending) High speed extrusion and injection molding applications
  • Wexco 777™ Nickel, chrome, spherical shaped carbide abrasion and corrosion applications
  • BO-55™ Fluoropolymer applications
  • CPM-10V® One piece tool steel lined

Valve Assemblies

Design

  • 3, 4, and 6 piece FLUTED DESIGNS
  • 4 piece designs
  • Locking designs
  • Ball Check
  • Smear Tips

Materials

  • 4150 Retainers
  • 17-4 PH Stainless steel retainers
  • D-2 Tool steel
  • CPM-9V
  • CPM-10V
  • S90V
  • PM-M4 High speed tool steel
  • H-13 Heat Treated
  • H-13 Heat Treated and nitrided
  • Chrome encapsulated
  • Hastelloy®
  • Inconel®
  • Solid carbide check rings
  • Carbide inserted front seats and check rings (patented)

End Caps

Alloys

  • 4150 Steel
  • 17-4 PH Stainless steel
  • H-13 Heat treated
  • H-13 Heat treated and nitrided

Additional Plating, Surface Treatments

  • Chrome plated I.D.
  • Armoloy™ (TDC) Thin Dense Chromium
  • Nitride
  • PVD