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锥形双螺杆机筒

  • Product Services: 塑料机械设备螺杆和机筒
  • Category: Supply > screw
  • Unit price: 0.00
  • Minimum order quantity: 0
  • Total supply volume: 0/台
  • Period for dispatch: 3
  • Validity until: Long term effectiveness
  • Final update: 2016-04-20
Basic information of the company
  • E-mail: sales@jlcrews.com
  • Phone: 0580-8051789
  • Mobile: 13705806707
  • Region: 舟山市
  • Address: 舟山市定海区金塘镇沥港大观社区
Detailed product description
 螺杆压缩比可根据不同产品和配方进行设计
技术指标:
调质硬度:HB280-320
氮化硬度:950-1100HV
氮化深度:0.50-0.80mm 
氮化脆性:≤2级 
表面粗糙度:Ra 0.4μm
螺杆直线度:0.015mm/m
合金层硬度:HRC60-72
合金层深度:≥3mm
氮化后表面镀铬层硬度:≥950HV
镀铬层厚度:0.025~0.10mm
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