38CrMoAIA Ø20-Ø400 Injection Molding Screw Barrel For Automatic Machine
Technical Parameters:
Diameter: Ø20-Ø400
L/D ratio:15-55
Or other according to requirement, we are rich experience in producing and designing!
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Product
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Plastic injection screws barrels
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Material
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38 CrMoAlA(JIS SACM645); 42 CrMo(AISI 4140)
Cr12MoV(JIS SKD-11);4Cr5MoSiV1(JIS SKD-61)
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Nitrided Hardness
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HV900°~1000°
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Hardness after hardening and tempering
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HB260 °
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Nitrided Depth
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0.5~0.7mm
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Nitrided Brittleness
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above 2 stage
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Surface Roughness
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Ra0.4
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Screw straightness
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0.015mm
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Hardess of surface chromium-plating after Nitriding
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HV≥950HV
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Chromium plating Depth
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0.05~0.10mm
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Alloy Depth
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0.8~3.0mm
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Alloy hardness
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HRC56°~65°
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Alloy(bimetallic)
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iron,nickel,tungsten,molybdenum
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Types of screw barrel
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Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc.
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Scope of application
WPC sheet,pallets,pinch,pipe,profiles,soft pvc,pvc foam sheet,film,tape,recycled,tape tube,water pipe,drainage pipe,etc.
For good plasticizing effect,we have different designs of screw and barrel for extruder or injection to meet customer's demand.Our factory manufactures with high-quality material, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.
FAQ
Our advantages:
1. Screw and barrel for various models
2. Professional engineers design for you
3. Over 20-year exprience in this line
4. Insist on developing screw and barrel for more injection and extruder machine models
5. Main market: Southeast Asia,Eastern Europe, South America,Africa
Product Tags:
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38CrMoAIA Ø20-Ø400 Injection Molding Screw Barrel For Automatic Machine Images
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