Descripción del producto

1Conical Twin Screw and barrel Size: Φ *5/*5, Φ *5/*0, Φ *5/**0, Φ *0/**5, Φ *1/**5, Φ *5/**0, Φ *0/**5, Φ *0/**3, Φ *0/**6, Φ *2/**8 The compression ratio of the screw can be designed according to different products and mixtures. TECHNICAL SPECIFICATIONS: Material : Quality *8CrMoAlA Hardness After Hardening & Tempering : HB******0 Nitrided Hardness : HV*******0 Nitrided Case Depth: 0.*5~0.7mm Nitrided Brittleness: Less Than Grade 2 Surface Roughness: Ra 0.4 Screw Straightness: 0.**5mm Surface Chromium-Plating's Hardness After Nitriding:≥**0HB Chromium-Plating Depth: 0.*5~0.*0mm Alloy Hardness: HRC****5 Alloy Depth: 0.8~2.0mm