EPR Rubber screw barrels
 

• Specification

Screw diameter: Ø12-300MM L/D:15-55
Barrel diameter:  Ø25-500MM      Length:300-1000MM

• Material

38CrMoAlA(JIS SACM645)

Cr12MOV(JIS SKD-11) 
4Cr5MoSiV1(JIS SKD-61) 
42CrMo(AISI 4140)

9Cr18MoV
Stainless steel,etc.

• Parameter

Nitrided layer depth:0.50-0.80mm

Nitrided hardness: 900-1100HV

Nitrided brittleness: Less than 2 level

Surface roughness: Ra 0.4

Linearity of screw: 0.015mm

• Feature

Large extrusion output,extruding parts with low temperation.
Using EPR Rubber special screw barrels,it has good plasticizing advantage for product's performance,compactness.And use widely in rubber machine.