ZHONGYANG SCREW is one of the most history and famous screw barrel brand in China. We have professional and experienced teams in every department of our company. We think professional, quality and service is the basic of business. If you want reliable and helpful screw barrel, we will be your best choice! Please kindly find our detailed information as following:
Specification:
Screw Diameter for Cold Feeding Screw and Barrel: Φ 40mm-Φ 300mm
Screw Diameter for Hot Feeding Screw and Barrel: Φ 30mm-Φ 250mm
Screw Diameter for Pin Rubber Screw and Barrel: Φ 50mm-Φ 250mm
L/D Ratio: 4-18
Technical information:
Base materials:
1)38CrMoAlA (JIS SACM645)
2)42CrMo (AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)DC53 (JIS G4404)
5)Cr12MOV (SKD11)
6)9Cr18MOV
Bimetallic alloy materials:
1)Ni-based alloy/Deloro alloy
2)Fe-based alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide
Processing technics:
Heat treatment
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