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        NAK80 Plastic Mould Steel, Superior Mirror Mould Steel


         

        Superior Mirror Mould Steel NAK80

         Chemical composition: typical analysis(%)

        C

        Si

        Mn

        Mo

        Cu

        Al

        P

        S

        Ni

        0.15

        0.30

        1.50

        0.30

        1.00

        1.00

        0.02 max

        3.0

         Available sizes: Round dia 16mm to 600mm; flat 16 - 400mm x 200 – 800mm


         Manufacture: ESR, hot forged


         Surface condition: black/grinded/rough turned/milled


         Delivery condition: quenched and tempered


         Hardness: after Q+T, hardness 38-42HRC


         Characteristics:
        super clean, ESR manufacturing process
        age-hardened for uniformity of hardness throughout, even in heavy section
        when welded, leaves no witness lines after re-aging
        uniform grain structure with no pin holes, inclusions or hard spots
        machines up to 20% faster than 30HRC P20 mold steels
        never needs stress relieving, even after heavy maching
        super polishability, even over welded areas

         Applications:
        clear lens molds
        extremely critical diamond finish applications
        molds requiring special EDM finish.


        (All technical information is for reference only.)

         

         




        Pre: DIN 1.2083 Plastic Mould Steel, Steel Flat, Steel Round Bar
        Next: DIN 1.2738 Plastic Mould Steel, Steel Flat, Steel Round Bar

         
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