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Adds:Jixiang Road, Xihou Indusry Area,Jintang,ZhouShan,ZheJiang,China
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[ extruderSingle screw ]

[ Details ]

Material: superior alloy steel

        (1) 38CrMoAlA (JIS SACM645)      
        (2) 42CrMo (AISI 4140)

Thermal treatment

nitriding

hard chromium

high-frequency quenching

bimetallic layer

vacuum hardening

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