- MOQ 1 Set(s)
- Material38CrMoAlA Screw Barrel
- Brand NameJinJing Brand
- Jinxing Screw BarrelExtruder Screw Barrel
- Screw Barrel TyPeConical Twin Screw Barrel
- Machine TypeExtruder
We are offering conical twin screw barrels. standards of conical twin screw and barrel: φ45100-φ92188 the compression ratio of screws can be designed according to different products and ingredients. scope of application: wpc pvc , wpc pe , super high molecular sheet , 12 high calcium buckle, 50-400 high calcium pipe , 50-300 high calcium profile , soft pvc sheet , xps-pvc , pp , pe, abs, pvc, raw material , pelletzing , pipe, profile, sheet etc base material 1)38crmoala(jis sacm645) cr12mov(jis skd-11) 3)4cr5mosiv1(jis skd-61) 4)42crmo(aisi 4140) bimetallic alloy materials fe-based alloy 2)ni-based alloydeloro alloy 3)co-based alloy 4)nico-based alloy 5)tungsten carbidewolfram carbide double-alloy level level a - containing tungsten of 40% level b - containing tungsten of 25% level c - containing tungsten of 9.5% surface treatment heat treatment high frequency treatment nitriding treatment(120 hours) depth of nitrided layer: 0.5-0.8 mm hardness of nitrided layer: 900-1020hv (hrc56°-65°) hard chrome plating treatment: thickness of hard chrome plating layer: 0.05-0.10mm hardness of hard chrome plating layer: ≥950hv nickel alloy plating.treatment: bimetallic barrelcylinder: centrifugal casting (inlay alloy) bimetallic screw: plasma alloy coating spraying depth of bimetallic layer: >2mm hardness of bimetallic layer: hrc55°-72° basic information roughness of the surface:ra0.4um linearity of the screw: ≤0.015mm linear axis limit: ≤0.02mm hardness after hardening & tempering: hb240-280 fragility of nitration:≤two class material application 1)general plastics 2)abs, pa, pc, pe, pet, pp, ps, eva, pu, pvc, u-pvc, etc 3)pa + gf(glass fiber) 4)flame-resistant reinforced plastics 5)modified engineering plastics 6)all kinds of mixed recycled material(in scrap or granule), etc general terms means of transport: ocean, air, express production time: about 25 days after we receive the deposit and lead time will different according to the order quantity