product name | 1.2844 mould steel | ||||||||
Main chemical composition | C | SI | CR | MN | V | ||||
0.38 | 0.8 | 13.6 | 0.5 | 0.3 | |||||
Comparison standard | AISI 420 ESR | ||||||||
Feature | Good corrosion resistance, wear resistance and machinability Good hardenability Low deformation rate Excellent optical rotation in hardened state High surface accuracy | ||||||||
Usage | pvc mold production Wear resistance and filling molds, including thermoset plastic molds, long-life molds, such as disposable tableware molds Production of optical product components, such as cameras and sunglasses, medical containers, etc. Suitable for electric erosion, suitable for acidic plastics, and molds that require good polishing. |