Product description
Screw Barrel Fittings
1. ISO 9001: 2008 Certificate.
2. Quality twin-phase stainless
3. Cold alloys hot alloys Material: Alloy-steel of high-quality 1. 38 CrMoAIA(JIS SACM645) 2. 42CrMo(AISI4140) 3. 9Cr18MoV 4. CW6Mo5Cr4V2 5. SKD61 Processes: 1.Heat-treatment 2.Nitriding treatment 3.Electroplate hard-chrome 4.High-frequency quenching 5.Spraying corrosion wear-resisting dual metal layers 6.Vacuum quenching Technical Parameters: Screw 1. Nitride Depth: 0.55-0.7mm 2. Nitride Hardness: 850-960HV 3. Surface Roughness: Ra≤0.8um 4. Screw Straightness: 0.015mm 5. Bimetallic Hardness: HRC50-62 6. Bimetallic Depth: 1.5-2.0mm Barrel 1. Nitride Depth: 0.55-0.7mm 2. Nitride Hardness: 960-1020HV 3. Surface Roughness: Ra≤1.6um 4. Bimetallic Hardness: HRC50-65 5. Bimetallic Depth: 1.5-2.0mm Our products can ensure high performance and low energy consumption of extruder and Injection molding machine. More over, we can supply professional screw and barrel according to your requirement!