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 NO.14 Ligang north road,Jintang town,Dinghai zone,Zhoushan city,Zhejiang province

Tel: 86-058-08055288

Fax: 86-058-08051512

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Screw barrel

Model: Screw and barrels for single screw -extruders

Category: Machinery Parts and Components / Other Machinery / Other Machinery

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Characteristics

材料: 高质量的合金钢
1) 38CrMoAlA(JIS SACM645)
2) 9Cr18MoV
技术参数
氮化硬度: HV 900-1000
氮化深度: 0.50mm-0.80mm
氮化脆性: <= 2
表面粗糙度: Ra 0.4
螺杆直线度: 0.015mm
氮化后表面镀铬层硬度:≥900HB
镀铬层厚度: 0.05~0.10mm
双合金硬度: HRC50-65
双合金深度: 0.8mm-2.0mm
先进渗氮工艺
耐腐蚀、耐磨双金属喷涂工艺

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