Detail Information |
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Features: | Excellent Wear And Corrosion Resistance | Chemical Resistance: | Resistant To Most Acids And Alkalis |
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Melting Point: | 2,870°C | Service: | OEM&ODM |
Density: | 15.63 G/cm3 | Surface: | Blanks Or Polished Grinding |
Compressive Strength: | 5,000 MPa | Tensile Strength: | 2,000 MPa |
Magnetic Properties: | Non-magnetic Available | Shape: | Round, Square, Rectangular |
Product Description
0.002mm Coaxiality Cold Heading Dies Bushing Punch For Automotive Electronics Stamping
Introduction:
The bushing punch adopts 94% tungsten carbide matrix (YG15 grade), with 92HRA body hardness + deep cold strengthened toughness, breaking through the bottleneck of edge breakage and deformation of traditional Cr12MoV mold steel, and achieving the ultimate match of ≤0.003mm gap between the guide bushing and the punch in 0.1mm precision blanking.
Performance-benchmark:
Key indicators | Tungsten steel bushing punch (YG15) |
Breakage resistance life | >3 million times |
Guide clearance | 0.002-0.003mm |
Thermal deformation | <0.001mm/100℃ |
Wear rate | 0.05μm/10,000 times |
Precision-stamping:
Automotive core components
- Seat belt buckle progressive die (0.8mm thick 65Mn steel, lifespan > 5 million times)
- Engine fuel injector baffle (±0.003mm coaxiality to ensure oil hole accuracy)
- EV battery pole punching (resistant to copper-aluminum adhesion corrosion)
Electronic precision manufacturing
- Type-C interface terminal (0.2mm thick phosphor bronze, burr < 5μm)
- Mobile phone SIM card tray (12-station progressive die main punch)
- Relay silver contact (anti-arc ablation)
Home appliance wear-resistant parts
- Air conditioner fin multi-row hole punching (0.1mm thick aluminum foil, 20 holes/second)
- Washing machine reducer ratchet (hardened steel HRC50 continuous stamping)
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