Sell Conical Twin Screw and Barrel

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Product Origin:China
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Description:Features: 1) Screw diameter: 45-92mm 2) Specifications of conical twin-screw and barrel: 45/90, 45/97, 50/103, 55/110, 65/120, 65/132, 68/146, 80/156, 80/172, 92/188 3) Technical standard: a) Material: 38CrMoALA b) Hardness of modulator: HB260-290 c) Hardness of nitrification: 930-970HV d) Depth of nitrification layer：0.4－0.7mm 4) Double-alloy technical standard: a) Double-alloy level: i) Level A: containing tungsten of 40％ ii) Level B: containing tungsten of 25％ iii) Level C: containing tungsten of 9.5％ iv) Hardness of alloy: HRC56-65° 5) Applied scope of plastic: appended fiberglass, plastic and PPA, PPO, PPS, LCP, magnetism powder, PC special engineering plastic 6) Components of alloy powder: Ni+Co+Cr+W+Si+Fe+B+C 7) Depth of alloy layer: 1.2-2.0 mm 8) Hardness of alloy: HRC>65° 9) Two stage types of barrel (material of powder outlet is Cr12MoMV, vacuum quenched) and screw (powder output is treated by alloy), with long lifespan is two times of the common one