EPE Foam Extruding Screw Barrel
Specification
- Screw diameter: Ø12-300MM L/D:15-55
- Barrel diameter: Ø25-500MM Length:300-1000MM
Material
Parameter
Application
38CrMoAlA(JIS SACM645)
Cr12MOV(JIS SKD-11)
4Cr5MoSiV1(JIS SKD-61)
42CrMo(AISI 4140)
9Cr18MoV
Stainless steel,etc.
Roughness of the surface:Ra0.4um
Linearity of the screw: ≤0.015mm
Linear axis limit: ≤0.02mm
Hardness after Hardening & Tempering: HB240-280
Fragility of Nitration:≤Two class
Grade | Material | Process |
Standard grade | 38CrMoAlA | Nitriding 96 hours |
Bimetallic grade | 38CrMoAlA | HP/HVOF |
TC-A grade | Tungsten carbide 40% | Centrifugal casting |
TC-B grade | Tungsten carbide 25% | Centrifugal casting |
TC-C grade | Tungsten carbide 10% | Centrifugal casting |
EPE barrel is specifically for making EPE foam sheet, EPE foam tube, EPE foam profile, EPE foam stick, and so on. Raw material is PE, with GMS, gas is butane.