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Ningbo Xuhao Industry Co., ltd
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Price: | 100.0~20000.0 USD |
Payment Terms: | T/T,L/C,D/A,D/P,WU |
Special Groups: |
Extruder machine screw barrels (21)
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Place of Origin: | Zhejiang, China (Mainland) |
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PVC conical twin screw barrels
Specification
D35/75- 92/188mm
Model | SJSZ-51 | SJSZ-55 | SJSZ-65 | SJSZ-80 | SSJZ-92 |
Screw Dia.(mm) | 51/105 | 55/110 | 65/132 | 80/156 | 92/188 |
Max.Speed (rpm) | 40 | 38 | 38 | 37 | 36 |
Main Motor(KW) | 18.5 | 22 | 37 | 55 | 90 |
Output (KG/h) | 80-100 | 100-150 | 150-250 | 250-280 | 380-700 |
Material
Degree of Abrasiveness | Low | Moderate | High |
Screws | Nitrided | Bimetallic spraying | Tungsten coated |
Barrels | Nitrided | Bimetallic | Bimetallic |
Parameter
Depth of Nitrated Layer: 0.5-0.8mm
Heat treatment: Nitriding 96 hours
Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surface roughness: Ra 0.4um
The two main types
Co-rotating and contra or counter rotating screw machines have different screw rotations in the barrels and these are shown below: