24 July 2021 Mould Steel Bar
10Ni3MnCuAI pre-hard mirror precision plastic mould steel
10Ni3MnCuAi is die mould steel, hardness can reach HRC37-43. With good polishing performance and decorative, good electrical discharge machining. Used in mirror polishing mold, anti-dust, TV filter plate, cosmetic box, precision wrinkle processing mold, office Automated equipment, EDM parts for auto parts, thickness not more than 2mm thin sheet, high efficiency blanking die, punching die and embossing die, various scissors...
Chemical Composition:
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Al(％) | Ni(％) | Mo(％) | Cu(％) |
|---|---|---|---|---|---|---|---|---|
| 0.06～0.16 | ≤0.40 | 1.40～1.70 | ≤0.030 | ≤0.030 | 0.70～1.20 | 2.70 ~ 3.30 | 0.20～0.50 | 0.80～1.20 |
Mechanical Propoerties:
| Yield Strength Rp0.2(MPa) | Tensile Strength Rm(MPa) | Impact Energy AKV(J) | Elongation at Fracture A(%) | Reduction in Cross Section on Fracture Z(%) | Impact toughness value αkv(J/cm2) | Hardness(Brinell) |
|---|---|---|---|---|---|---|
| ≥ 862(85) | ≥ 1282(100) | ≥ 78 | ≥ 12 | ≥ 55 | ≥ 98 | ≤ 363 |
Features:
Has been hard to HRC37-43, can be exempted from heat treatment, will never be deformed hardened steel, for 15 to 150 mm thickness flat steel, the surface to the center of a uniform hardness, electric erosion (EDM) processing performance; by special melting guarantee Excellent mirror workability and etching processability