EAF Forging Die Steel Milled Surface for Mransparent Mold Hardness 38-42HRC NAK80
1. Forged condition, Pre-harden & tempering, milled surface
2. Hardness: 38~42HRC
3. Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface
4. Production leadtime: 7~15 days
5. Ultrasonic test standard: SPE1921-GR3, CLASS E/E
Applications:
· Used for high-grade mirror mold (Molds for transparent, e. G. Cosmetics containers, food containers and daily electrical appliances. )
· Used for the mold focusing on discharge machining surface, (Molds for such products as fruit plate, food box, computer casing, keyboards and automobile interior decorations)
Used for plastic molds under long production at high precision. (Molds for such products as electrical switches, multifunctional sockets, plugs, charger cashing and computer parts. )
Competitive Advantage:
1. Good workability and mirror polishing property, suitable for thermoset molding of general resin
2. Material is a steel smelted by using refining degassing and ESP remelting, suitable for super-mirror
molds with high polishing property requirements.
3. Stable hardness after electric spark machining, easy to repair and Polish the mold
4. Competitive price
5. Fast production leadtime
6. All the material are inspected with 3 times to meet the highly standards material supplied
Specification:
| Steel plate(mm) | Mill name | ||||
| Thickness | Width | Length | |||
| Forged condition | 120 ~ 800 | 335 ~1200 | 2500~4000 | Local mill with 6000tons fluid forged machine | |
Chemical composition:
| C | Si | Mn | Ni | Cu | Mo | Al | P&S | Cr |
| 0.1-0.15 | 0.15-1.0 | 1.0-2.0 | 2.50-3.50 | 0.70-1.50 | 0.10-0.40 | 0.7~1.1 | ≤0.03 | ≤0.05 |
| Compared grades(based on usage) |
| GB | JIS |
| 1Ni3Mn2CuAlMo | NAK80 |
