full hardness screw
7500.0~8000.0 USD
| Min. Order: | 1 Set/Sets |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 300sets/month |
| Place of Origin: | Zhejiang |
Company Profile
| Location: | Zhoushan, Zhejiang, China (Mainland) |
|---|---|
| Business Type: | Manufacturer, Trading Company |
| Main Products: | Screw Barrel, Extrude Single Screw, Parallel Twin Barrel |
Product Detail
| Means of Transport: | Ocean |
|---|---|
| Brand Name: | Vanscrew |
| Steel Material: | 38CrMoALA,SKD61.,D2 etc. |
| Hardness after Hardening&Termpering: | HB240-280 |
| Nitriding Treatment: | ≥ 96 hours |
| Surface Hardness: | 58-64 HRC |
| Production Capacity: | 300sets/month |
| Packing: | wooden case |
| Delivery Date: | 25days |
Product Description
bimetallic screw for plastic machine
Depth of Nitrated Layer: 0.5-0.8mm
Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surface roughness: Ra 0.4um
Material Available:
| Nitriding Steel: | 42CrMo, 38CrMoALA, etc |
| Cool work steel: | D2, SKD61, 9Cr18MoV etc. |
| Heat resistant steel: | SKH51, GH113 etc. |
Technical Index
Steel Material | 38CrMoALA,SKD61.,D2 etc. |
Hardness after Hardening&Termpering | HB240-280 |
Nitriding Treatment | ≥ 96 hours |
Surface Hardness | 58-64 HRC |
Nitrided layer depth | 0.5-0.8mm |
Surface Roughness | Ra0.4 |
Screw Straightness | 0.015mm |
Chromium-Plated Surface Hardness after nitriding | ≥900HB |
Chromium-Plating Layer Thickness | 0.05-0.10 mm |
Bimetallic Layer Hardness | 50-65 HRC |
Depth of Alloy Layer | 0.8-2.0 mm |
Compressing rate of screw can be designed according to different raw materials and products
full hardness screw
