SJZ48-112 conical twin screw barrel 

产品描述 技术规格 Type Conical Twin Screw Barrel MOQ 1 set (1 pc of screw and 1 pc barrel)    Design Details Screw I TYPE:Inside is water/oil cooling system II TYPE:outside is oil cooling system Barrel I TYPE:outside is air cooling system II TYPE:outside is copper pipe around cooling system Accessories Stop ring+washers to adjust the space between screw and barrel Technical Specification Material:High quality 38CrMoAlA Process:Advanced nitriding & bimetallic process Hardness After Hardening & Tempering:HB280-320 Nitrided Hardnes…