Tel: 86-13470016753
XINLU OEM & OD – YOUR MOST STABLE LONG-TERM PARTNER!
Gradual change type, abrupt change type, wave shape, barrier type, double screen type, diverter type, separation type, exhaust type, pin type, hybrid type, double head type, three head type. Multi-head type, granulation type, etc.
| Technical Parameters | |||
| Material | 38CrMoAlA | Tempering hardness | HB240°～280° |
| Nitriding hardness | HV900°～1000° | Nitriding depth | 0.5～0.7mm |
| Nitriding brittleness | ≤ two | surface roughness | Ra0.4 |
| Straightness of screw | 0.015mm | Nitriding surface hard chrome plating degree | HV≥950HV |
| Thickness of chromium plating layer | 0.05～0.10mm | Depth of alloy | 0.8～2.0mm |
| Bi-alloy hardness | HRC56°～65° | Straightnes | 0.015mm/m |
| Inner and outer diameter tolerance | ≤0.02mm | Round runout | <0.04mm |
| Screw overall length tolerance | ≤0.03mm | Keyway spline tolerance class | 7 |
Advantages: Improve product quality, increase plasticization rate, reduce wear, increase production.
NO.8, Liuhang Road Xihou IndustrialEstate,Jintang Town, Dinghai District,Zhoushan City, ZhejiangProvince China
86-13470016753
86-13470016753
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