
Durable 38crmoala Plastic Extruder Screw and Barrel for Plastics Extruder Film Production. Custom Material Options: Available in 38CrMoAla, 40Cr, SKD61, 31CrMoV9, D2, Gr12MOV. High Hardness Nitriding: Nitriding hardness reaches HV850-1000 with layer depth 0.45-0.7mm. Dual Alloy Technology: Dual alloy hardness HRC50-65 with depth 0.8-2.0mm for durability. OEM/ODM Customization: Full customization for materials, hardness, and dimensions is available. ISO9001 Certified Quality: Manufactured under ISO9001 systems with comprehensive pre-shipment testing. Fast Technical Response: 48-hour technical response with on-site support and process evaluation. Wide Application Range: Suitable for single, twin, injection, and rubber extruder screws and barrels.