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[Province: Zhejiang ]   
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twin parallel screw and barrel
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twin parallel screw and barrel

Price: 1.0~1000.0 USD
Trade Term: FOB
Payment Terms: T/T
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Basic Info.
  • Brand Name: WD 
  • material: 38CrMoALA ,SACM645,SKD61 
  • Diameter: L/D ratio:15-55 
  • Model No.: WD100 
  • Place of Origin: Zhejiang  
  • Min.Order: 1 Set/Sets
  • Means of Transport: Ocean
Supply Capacity
  • Production Capacity: 500 sets per month
  • Packing:wooden case
  • Delivery Date: 30days
 Specification:
Diameter: Ø15-Ø500
L/D ratio:15-55
We can manufacture all types of screws and barrels according to clients' requirement.
Base Materials:
1)38CrMoAlA(SACM 645)
2)42CrMo(AISI 4140)
3)Cr12MoV(SKD11)
4)4Cr5MoSiV1(SKD61)
5)9Cr18MoV
6)40Cr
Bimetallic Alloy Materials:
1)Fe-based alloy
2)Ni-based alloy
3)Co-based alloy
4)Tungsten carbide
Processing Technology:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Technical Parameter:
Nitrided layer depth:0.50-0.80mm
Nitrided hardness: 900-1100HV
Nitrided brittleness: Less than 2 level
Surface roughness: Ra 0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥950HV
Chrome-plating layer depth: 0.025~0.10mm
Bimetallic layer depth: 2 mm
Bimetallic hardness: HRC50-65
Ourproducts advantages
1)Highproductivity             2)Good plasticizing effect
3)Lowenergy consumption 4)Wear resistant&Corrosion resistant
5)Longusing life                6)Fast production&On time delivery  
7)Bestcustomer service!



Send message to this supplier
Ms. Hecate (foreigner sales manager)
Tel: 86-580-8592677
Mobile: 15267853591
Enter between 20 to 3,000 chatacters.
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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