Product Details

Specifications

1) SPECIFICATION: 30mm-250mm
2) MATERIAL: 38CRMOALA,SKD11,SKD61 ETC
3) APPLICATION:PVC, PP, PE, PA, PC, ABS .etc

Product Description

Cool Feeding /Hot Feeding Rubber Screw Barrel

1,Cool feeding rubber screw and barrel:
Speicification:40-300MM

L/D=8-20
2.Hot feeding rubber screw and barrel:
Speicification:30-250MM

L/D=4-8
3,Pin rubber screw and barrel:
Specification:60-250MM
L/D=12-18

Screw type:
For different plasticizing effect , we have different design of screw barrel to meet customer’s demand ,such as Common type, Gradual type, sudden type, wave type, barrier type, separation type, BM type,exhaust type, pin type, mixed type, double- head type, three-head type, multi head type etc.

Screw & Barrel raw material:

38CrMoAlA,SACM645,42CrMo , SKD11,SKD61, 9Cr18MoVH , 4 Cr5MoSiV1 ,40Cr etc

Technical Targets:

Depth of Nitration case	0.5-0.5mm
Hardness of Nitration	950-1020Hv
Fragility of Nitration	Less than grade 1
Roughness of the surface	Ra 0.4um
Linearity of the screw	0.015mm
Hardness of double alloys	HRC58-62
dEPTH OF DOUBLE ALLOYS	>2mm

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