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Product description
Product |
single screw barrel for injection moulding machine |
Hardness after hardening and tempering |
HB260°~320° |
Nitrided Hardness |
HV950°~1000° |
Nitrided Depth |
0.50~0.7mm |
Nitrided Brittleness |
above 2 stage |
Surface Roughness |
Ra0.4 |
Screw straightness |
0.015mm |
Hardess of surface chromium-plating afterNitriding |
HV≥950HV |
Chromium-plating Depth |
0.05~0.10mm |
ALLoy Depth |
0.8~2.0mm |
Alloy hardness |
HRC56°~65° |
Alloy |
iron,nickel,tungsten,molybdenum |
Types of screw |
Gradual type,mutant type,wave type,barriertype,double screen type,shunt type,separation type,exhaust type,pintype,mixed type,double-head type,three-head type,multi head type etc. |
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