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 & Shipping Terms  
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.







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 - - - -