65mm Screw Barrel for 3 layer film Co-extrusion

Product Description Technical Information Main Base materials 1.38CrMoAlA (SACM645) Main Alloy Materials 1. Ni-based alloy/Deloro alloy 2. SKD-61 (Special Tool Steel) 4Cr5MoSi V1 2. Tungsten carbide/Wolfram carbide 3. 42CrMo (Ultrahigh StrengthSteel) 3. NiCo-based alloy 4. DC53 (Cold WorkDie Steel) 4. Fe-based alloy 5. W6Mo5Cr4V2 (High-SpeedToolSteel  6542) 5. Co-based alloy Processing Technics 1. Heat treatment Technical parameters Nitriding layer depth:0.5-0.8mm 2. Quenching Nitrided hardness:900-1000HV 3. Nitriding treatment Bimetallic layer depth: 0.8-3 mm 4. Bimetallic alloy welding for screw Bim…

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