P80 Mirror Plastic Mould Steel for plastic injection mold with high polishing
For high precision mirror-polishing plastic mould or moulds of household appliance which requires high surface condition.
EF or Esr, Hot rolled or Forged, black surface or milling
Hardness:37-43HRC
Width:205-610mm Thickness:20-250mm
Low alloy precipitated hardening steel; good comprehensive mechanical properties,high hardenability, convenient heat treatmernt, good polishability. Also has good nitriding, electrical machining. welding and pattern etching performance.
Foreign Grade | China Grade | C | Si | Mn | P | S | Cr | Mo | Ni | Others |
--- | 10Ni3MnCuAl | 0.10-0.15 | 0.10-0.15 | 1.00-2.00 | ≤0.03 | ≤0.03 | ---- | 0.10-0.40 | 2.50-3.5 | Cu 0.70-1.50 Al 0.70-1.10 |
P80 | ---- | 0.15 | 0.30 | 1.50 | --- | ---- | 0.30 | 0.30 | 3.00 | Cu 1.00 Al 1.00 |