SCREWS AND BARRELS

In our offer:
- screws and barrels for extruders
- screws and barrels for injection moulding machines
- screws and barrels for rubber
- bimetalic screws
- nitrited screws
- chromed screws
Payment Term: T/T
MOQ: 1 Set/Sets
Means of Transport: Shipping, air transport, international express delivery
Supply Capacity
Packing: wooden case
Delivery Date: 30 days + Transport from China
Technical Index:
Depth of Nitrited Layer:
0.5-0.8mm
Hardness of nitration: 950-1100Hv
Fragility of nitration: Less than grade 1
Surface Hardness of Nitrited Cr coating layer: 950Hv
Hardness of Bimetallic Layer: HRC55-72
Thickness of Cr-coating Layer: 0.03-0.08mm
Depth of Bimetallic Layer: >2mm
Material:
1) 31CrMoV9
2) EN41-B
3) AISI4140
4) W6Mo5Cr4V2
5) SKD61
6) 38CrMoAl
Appliance:
PVC, PP, PE, PA, PC, ABS, AS etc
We supply various types of screw barrel, if you have any inquiry, do not hesitate to inform us.
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equivalent steel grades table
Grade |
AISI,UNS | DIN | JIS |
|
USA | Germany | Japan | Switzerland | |
4Cr5MoSiV(H11) |
H-11 | - | SKD6 | - |
4Cr5MoSiV1(H13) |
H-13 | 1.2344 | SKD61 |
8407 |
38CrMoAl | - | - | - | - |