Material: high quality 38CrMoAL, 1.8550, 1.8519,
SKD11, SKD61, D2,
Process: Advanced nitriding Process
Hardness After Hardening & Tempering: HB280-320
Nitrided Hardness: HV900-1000
Nitrided Case Depth: 0.45-0.7mm
Nitrided Brittleness: Less than Grade 2
Surface Roughness: Ra 0.4
Szie diameter45mm-diameter180mm
Zhejiang Guangming Plastic Machinery Co., Ltd. (Guangyou Screw),which was established in 1992, through 20 years of endeavour and cultivation, the company now among the world’s leading
manufacturer of screw and barrel. It is located in the Xihou Industry Park, Jintang, Zhoushan.