Rubber machine screw and barrel
| Model: | - |
|---|---|
| Brand: | Superior Machinery |
| Origin: | Made In China |
| Category: | Industrial Supplies / Rubber & Plastics Machine |
| Label: | screw , barrel , Rubber machine screw |
| Price: |
US $1
/ pc
|
| Min. Order: | 1 pc |
Product Description
Product Specification and technical data
- Cold/heat feeding screw size：Φ20mm～Φ250mm
- Quenching and tempering hardness: HB240-280°
- Nitration hardness: HV900-1,050°
- Depth of Nitrated Layer: 0.5-0.8mm
- Thickness of Cr-coated Layer: 0.03-0.08mm
- Nitration fragility: ≤grade 1
- Surface roughness: Ra 0.4um
- Straightness: 0.015mm
- Cr-coating layer hardness: HV≥950HV
- Depth of Bimetallic Layer: 3-5mm
- Bimetallic hardness: HRC52-64°
| Payment Terms: | TT |
|---|---|
Member Information
| NINGBO SUPERIOR MACHINERY CO,.LTD | |
|---|---|
| Country/Region: | Zhe Jiang - China |
| Business Nature: | Manufacturer |
| Phone: | 18094567412 |
| Contact: | Nancy Cheung (Production Manager) |
| Last Online: | 20 Oct, 2015 |
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