Bimetallic nitriding parallel twin screw barrel designed for twin-screw extruder machines, offering superior durability and performance in plastic processing applications.

• Conditioning time: 72 hours
• Tempering hardness: HB260-290
• Gas vacuum nitriding time: 168 hours
• Nitride hardness: HRC62-65°
• Processing methods: Vacuum nitriding, high frequency quenching, alloy spraying, electroplating hard chromium layer

Tungsten-cobalt powder alloy tool steel with overall hardness HRC65°, suitable for transparent products, precision components, and high-temperature corrosive plastics including LCP, PES, PPA with fiber.

SACM645 and 38CrMoAlA base material with tungsten carbide nickel-based alloy spray welding, surface hardness HRC60°, ideal for transparent products and fiber-reinforced engineering materials like PA6, PA66.

SACM645 and 38CrMoAlA base material with hard chromium, nickel, or titanium electroplating, hardness HRC60°, suitable for PC, PMMA, PET transparent materials and corrosive U-PVC plastics.

9Cr18MoV special stainless tool steel with overall quenching and hardening, hardness HRC55°.

Hitachi SKD61 material with special processing for excellent toughness and torsion resistance.

SACM645 and 38CrMoAlA base material with nitride layer depth 0.5-0.8mm and overall hardness HV980~1080°, designed for processing PP, ABS, PS, AS, PVC and other standard plastics.

Fixed groove depth section responsible for preheating, conveying, and pushing plastic solids, ensuring melting begins by section end.

Tapering screw groove depth for melting, mixing, shearing compression, and pressurized exhaust of plastic materials.

Fixed groove depth section for mixing, melt transportation, and metering, maintaining uniform temperature and stable flow rates.

• Condition: New
• Warranty: 1 Year
• Package: Wooden box