PLASTIC MOULD STEEL 420
PLASTIC MOULD STEEL 420
420 is a chromium alloyed stainless plastic mould steel, which is described by great polishability, great hardenability with high hardness achievable after warmth treatment.
The steel has reasonable consumption resistance giving this plastic mold stainless steel grade appropriateness for applications requiring good hygiene in industries such as medical and optical.
Element | Min | Max |
---|---|---|
Carbon, C | 40.00 | 50.00% |
Manganese, Mn | 15.00 | 45.00% |
Silicon, Si | 10.00 | 40.00% |
Nickel, Ni | 3.08 | 4.03% |
Molybdenum, Mo | 15.00 | 35.00% |
Chromium,Cr | 1.20 | 1.50% |
W | -- | -- |
Vanadium, V | -- | -- |
Co | -- | -- |
Heat Treatment
Forging
Annealing
Welding
Forming
Hardening
Final Grinding
Stress Relieving