深圳成型機(jī)螺桿|深圳注塑機(jī)螺桿|深圳押出機(jī)螺桿 A 級(jí)全牙碳化鎢合金螺桿 A -level full-tooth tungsten carbide alloy screw 加工范圍:¢16mm-¢300mm Processing range: ¢ 16mm-¢ 300mm 原料母材:SKD61、42CMO、 HTP.Raw base material: SKD61, 42CMO, HTP 材料調(diào)制時(shí)間:48小時(shí),調(diào)質(zhì)硬度HRC30℃ Material modulation time: Modulation hardness of HRC30°C for 48 hours 合金硬度:HRC70-72℃左右 Alloy hardness: about HRC70-72°C 合金成份:Ni+Co+Cr+B+Wc(碳化鎢合金粉末) Alloy composition: Ni + Co + Cr + B,Wc (tungsten carbide alloy powder) 合金層厚度:0.15-0.5 Thickness of alloy layer is 0.15-0.5 螺桿直線度:0.015mm/m Screw straightness: 0.015mm / m 表面光潔度:Ra0.6um Surface finish: Ra0.6um 適用于生產(chǎn)塑膠類:腐蝕性大、磨損大含添加劑為40%-60%加磁粉、鐵粉、石粉、LCP、PA、PC、PBT、PP、PET、PA66、PA666、PEK及無鹵料(專用) In the production of plastic: corrosion, wear big-containing additives of 40% -60% of magnetic powder, iron powder, powder, LCP, PA, the PC, of PBT, PP, PET,, PA66, PA666, PEK and halogen-free material for only