Steel holder block for plastic molding

Details Steel holder block for plastic molding Steel holder block for plastic molding

1998-05-14

2000-04-04

Ip, Sikyin

Metal treatment

Process of modifying or maintaining internal physical...

Heating or cooling of solid metal

148609, C21D 602

Patent

active

060456337

ABSTRACT:
A manufacturing mold base for plastic injection molds is formed from a martensitic stainless steel alloy comprising: about 0.03%-0.06% by weight C, about 1.0%-1.6% by weight Mn, about 0.01%-0.03% by weight P, about 0.06%-0.3% by weight S, about 0.25%-1.0% by weight Si, about 12.0%-14.0% by weight Cr, about 0.5%-1.3% by weight Cu, about 0.01%-0.1% by weight V, about 0.02%-0.08% by weight N, with the balance being Fe with trace amounts of ordinarily present elements.

REFERENCES:
patent: 5364588 (1994-11-01), Finkl et al.
patent: 5370750 (1994-12-01), Novotny et al.
patent: 5496421 (1996-03-01), Hashizume et al.
patent: 5512237 (1996-04-01), Stigenberg

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