Fully Hardened Screws
SKD61, DC53, SKH55 (YXM4 high speed steel), with the overall secondary hardening and tempering process. Particularly suitable for high-wear products processing requirements, to ensure wear resistance, corrosion product needs.
<<< Technical indicators:
Application: injection molding machines, bakelite machines
Processing screw dia.:Ф14mm-Ф120mm maximum length to 4000mm
Hardness: HRC62 °-68 °
Applicable plastic: LCP, PBT, PET, PPC, PPS, PAR, etc., above 30%GF, or add other additives, such as magnetic powder, ceramic powder, aluminum and magnesium powder, iron and other engineering plastic.
Single Screw Barrel Of Injection Moulding Machine
1. Material:38CrMoAIA
Nitriding treatment. Surface hardness:HV2900
Nitriding depth:0.5-0 .8mm
2 Material:Special alloy steel
Vacuum quenching treatment.prolong service life
We can provide corresponding accessories according to the custom's demand such as over-rubber head, over-
rubber rlangs, nuzzle nut,flange, etc ,and design special screw along with drawing.
GH113, HPT, MPT, Cr12MoV , SKD11 . SKD61。SKD38,YXM , EFZD。DC53 , SKH55。SKH59 , SKH58
SKH51 , SKH-9 , ASP60 , ASP30 , ASP25 , CW6MO5CR4V2
Concial Twin Screw Barrel
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188
The above are standard specifications, we can customize according to customers’ requirements.
The compression ratio of screws can be designed according to different products and mixtures.
Technical Parameter:
Hardness After Hardening & Tempering:HB280-320
Nitrided hardness: 950-1100HV
Nitrided layer depth:0.50-0.80mm
Nitrided brittleness: Less than 2 level
Surface roughness: Ra 0.4μm
Linearity of screw: 0.015mm/m
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