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Pipe extruder screw barrel

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Pipe extruder screw barrel

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Pipe extruder screw barrel

Brand: XINLU
Specification: Ф15-Ф300MM L/D ratio; L/D=4-35
Place of origin: China

PRODUCT DETAIL

Types of screws [Screws with different structures can be selected for different physical properties of plastics to improve the plasticizing effect.

Gradual type, mutant type, wavy type, barrier type, double screen type, diversion type, separation type, exhaust type, pin type, hybrid type, double head type, triple head type . Multi-head type, granulation type, etc.

Technical parameters:

Technical Parameters
material (that sth is made of)	38CrMoAlA	Tempering hardness	HB240°～280°
Nitriding hardness	HV900°～1000°	Nitriding depth	0.5 to 0.7mm
Nitriding embrittlement	≤ Level 2	surface roughness	Ra0.4
Screw straightness	0.015mm	Surface hard chromium plating after nitriding	HV≥950HV
Chrome layer thickness	0.05 to 0.10mm	Alloy Depth	0.8 to 2.0mm
Bi-alloy hardness	HRC56°～65°	straightness	0.015mm/m
Inner and outer diameter tolerance	≤0.02mm	circular jump	<0.04mm
Tolerance of total screw length	≤0.03mm	Keyway Spline Tolerance Grade	7

Application: PP, PE, ABS, PVC, TPE, etc.
Benefits: Improved product quality, increased plasticization rate, reduced wear and tear, increased throughput