The difference between NAK80 and S136

NAK80 is a precipitation hardening steel for high-grade mirror plastic molds. ⑴. After solution treatment and age hardening, the hardness is able to reach up to 37-43 HRC. Able to be used in the original state without heat treatment. ⑵. Ni-Al-Cu is an age hardening steel. Great machinability. Easily polished after electro discharge machining (EDM). […]

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