
Accessories of Screw and Cylinder Head of Screw Injection Screw. Premium Material Options: Available in 38CrMoAlA, 42CrMo, 4Cr5MoSiV1, 9Cr18MOV, and HPT Bimetallic alloys. Advanced Surface Treatment: Features nitriding (900-1000HV), hard-chrome electroplating, and bimetallic welding. High Precision Standards: Screw linearity is 0.015mm with surface roughness Ra0.4 and nitrided depth 0.5-0.8mm. 1-Year Warranty: Comprehensive 12-month warranty coverage for peace of mind and quality assurance. Custom Manufacturing: OEM and ODM services available with customizable screw barrel and head specifications. Fast Delivery: Rapid production and delivery with an average lead time of one month. Experienced Manufacturer: Established in 2006 with 105 employees and 5000 sqm plant area for reliable supply.