Injection Molding Machine Screw and Barrel Injection Molding Machine Screw And Barrel,Engel Injection Molding Machine Screw Barrel,Screw And Barrel For Multi-Model Machine,Screw And Barrel Zhejiang Guangming Plastics Machinery Co.,Ltd. , https://www.gmscrews.com
**Specifications:**
Screw Diameter: Ø 20mm - Ø 220mm
Mold Clamping Force: 250T - 3200T
Shot Weight: 30g - 30,000g
**Base Materials:**
(1) 38CrMoAlA (JIS SACM645)
(2) 42CrMo (AISI 4140)
(3) 4Cr5MoSiV1 (JIS SKD-61)
**Bimetallic Alloy Materials:**
1) Fe-based alloy
2) Ni-based alloy / Deloro alloy
3) Co-based alloy
4) NiCo-based alloy
5) Tungsten carbide / Wolfram carbide
**Techniques:**
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
**Technical Parameters:**
Nitrided Layer Depth: 0.5-0.8mm
Nitrided Hardness: 900-1000HV
Nitrided Brittleness: Less than Grade 1
Surface Roughness: Ra 0.4
Screw Straightness: 0.015mm
Hard-Chrome Plating Hardness After Nitriding: ≥ 950HV
Chrome-Plating Layer Depth: 0.025-0.085mm
Bimetallic Layer Depth: 3mm
**Warranty and Service:** 1 Year
We focus on quality and customer satisfaction. With years of experience in manufacturing, we are your reliable partner for high-performance components. Whether you need customized solutions or standard products, we guarantee precision, durability, and timely delivery. Choose Zhongyang for excellence in every detail.