Barrel Head (End Cap) for Injection Molding Machine Ningbo Jinyi Precision provides various kinds of barrel head designs suiting your barrel materials. Our high-quality precision end caps for injection molding and extrusion machines play an important role, working in tandem with the nozzle and barrel to deliver material to the mold and eliminate material degradation. The End Caps require the right combination of features including, strength, heat resistance, corrosion resistance, high polish finish, and proper taper to match the end cap and tip, all to meet the needs of your precise plastics processing applications.
Parameters Material: SKD61, 38CrMoAlA, 42CrMo Process: Inner bore Chrome plating, gas nitriding, quenching, inner bore coating Type: Pneumatic needle-type shut off nozzle/hydraulic hybrid shut off nozzle/static mixing nozzle Filter hole diameter: 0.8mm minimally Inner hole finish Ra: 0.2≤Ra≤0.4 (special order is needed for Ra below 0.2)
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