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[Province: Zhejiang ]   
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screw and barrel for pvc production
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screw and barrel for pvc production

Price: 100.0~1000.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Brand Name: WD 
  • material: 38CrMoALA 
  • depth of bimetallic layer: >2mm 
  • surface roughness: ra0.4um 
  • Model No.: WD75 
  • Place of Origin: Zhejiang  
  • Min.Order: 1 set
  • Means of Transport: Air
Supply Capacity
  • Production Capacity: 500
  • Packing:wood case
  • Delivery Date: 30 days
1.Size: screw diameter:Φ20-Φ500mm
     Maximum screw length:10000mm
     Barrel inner bore diameter:Φ500mm
2.Materail: A. 38crmoala in high quality
                   B. alloy steel in high quality
3.Technology: A. nitriding treatment
                       B. alloy coating spraying
                       C. heating treatment
                       D. screw fully hardening
                       E. vacuum quenching
                       F: electroplate hard chrome
4.Technical parameter: A: depth of nitrition layer: 0.6-0.8mm
                                         B: nitriding treatment for 7 day and night, surface hardness HV>900
                                         C: fragility of nitriding: less than grade 1
                                         D: surface roughness: ra0.4um
                                         E: streightness of screw: 0.015mm
                                         F: depth of bimetallic layer>2mm
                                         G: hardness of alloy platig: HRC 62-72
                                         H: surface of hardness of chrome coating layer: HRC 62-72
                                          I: thickness of chrome coating layer: 0.03-0.06mm
5. Application:
We can design and manufacture various kinds of screw barrels according to the customer's requirement
screw and barrel for pvc production
screw and barrel for pvc production

Send message to this supplier
Ms. Hecate (foreigner sales manager)
Tel: 86-580-8592677
Mobile: 15267853591
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Contact Method
Zhoushan Weida Machinery Co., Ltd.
No.8 Donghou Road Jintang Dinghai, Zhoushan, Zhejiang, China (Mainland) / 316031
Fax: 86-580-8592328
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