Screw and Barrels Xalloy Bi-metallic or Nitrided for Extrusion Machine
Screw and Barrels Xalloy bi-metallic or nitrided for extrusion machine
♦They are essential and key part of extruders for material to transmission, shearing and plasticization.
♦Assembled together, they will become twin screw which are essential and key part of extruders for material to transmission, shearing and plasticization.
Depth of Nitrated Layer |
0.5-0.8mm |
Screw Diameter: Φ22mm-Φ133mm Material: 38CrMoAlA; 42 CrMoV; high quality alloy steel Technology: nitriding treatment,Sprey conating Bimetallic , heat-treatment Appliance: PP, PE, PA, PVC, PC, ABS, AS etc |
Hardness of nitration |
900-1020Hv |
|
Fragility of nitration |
Less than grade 1 |
|
Surface Hardness of Nitrated Cr coating layer |
≥950Hv |
|
Hardness of Bimetallic Layer |
HRC55°-72° |
|
Thickness of Cr-coating Layer |
0.03-0.08mm |
|
Depth of Bimetallic Layer |
>2mm |
Screw components features:
The screw elements and kneading blocks are designed accurately,by precise processed,agile combination,with interchangeability.which can fulfill efficient self-cleaning,transmission, compounding,press-forming,etc. The screw is made of high tool steel 38CrMoALA or
W6Mo5Cr4V2 by special hear-treatment, which is possessed with high corrosion-resistant and high wear-resistant functions.
Nanjing Haisi Bimetallic screw and barrel for plastic extruder:
Technical data:
Model |
Screw Diameter D (mm) |
TSE-20 |
22 |
TSE-30 |
31 |
TSE-35 |
35.6 |
TSE-40 |
41 |
TSE-52 |
51.5 |
TSE-65 |
62.4 |
TSE-75 |
71 |
TSE-95 |
93 |
TSE-135 |
133 |



1. Q: Are you a factory or trading company,How is you factory extrusion experience?
A: We are a factory. 15 years experience on extrusion.Leading supplier in Nanjing city.
2.Q: How long is your machine’s guarantee time?
A: 1 year, Main parts is made of high tool steel by special quenching treatment, with high corrosion resistance and wear resistance.
3. Q:What can you provide for after sale service?
A:We can send engineers to your factory for installation and training if customers‘ required
4. Q:If we have very special request for the production line,could you help me to do the design?
A:Experienced mechanical designer customized-design provided.
5. Q: If we have samples of new products, can you help to analysis and design the machine?
A:Yes, Our technical department can help to analysis, design and test the new products you offered.
6.Q:Could you afford technician team to guide ours installation and commissioning?
A:Experience engineer oversea installation service provided.
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