Wear Resistance: Mohs hardness of 8.5, suitable for high-frequency use environments.
Chemical Inertness: Resistant to corrosion from various chemicals, ensuring a long service life.
Lightweight and High Strength: Lower density than metals, but with strength comparable to steel.
Thermal Stability: Can withstand rapid temperature changes, reducing thermal stress damage.
Introduction to Black Zirconia Ceramic Stamping Dies:
Black zirconia ceramic stamping dies are high-performance industrial molds made from zirconia (ZrO₂) material, possessing the following core characteristics:
1. Mechanical Properties: Vickers hardness of 1250 HV, fracture toughness of 8-10 MPa·m¹/², compressive strength of 2100 MPa, and flexural strength of 800 MPa.
2. Thermal Properties: Melting point of 2715℃, long-term resistance to high temperatures of 1000-1400℃, and a thermal expansion coefficient of 10.0×10⁻⁶/℃.
3. Chemical Stability: Exhibits extremely low reactivity to organic solvents and strong acids and bases, with a chemical bond energy as high as 776 kJ/mol.
4. Microstructure: Volume density ≥5.7 g/cm³, water absorption rate close to 0%, effectively preventing the penetration of organic molecules.
Application Fields
1. Industrial Manufacturing: Precision stamping dies, wear-resistant components, cutting tools.
2. Electronics Industry: Semiconductor device substrates, mechanical seals.
3. Medical Devices: Surgical instruments, dental restoration tools.
4. Consumer Goods: High-end watch components, smart device accessories.
Technical Parameters
Parameter Category | Specific indicators | Numerical range |
Physical properties | density | 5.6-6.1 g/cm³ |
Mohs hardness | 8.5 | |
Thermal performance | Temperature resistance | 800℃ |
Thermal conductivity | 2.0 W/(m·K) | |
Electrical performance | Resistivity | 10⁸ Ω·m |
Mechanical properties | Compressive strength | 2100 MPa |
Flexural strength | 800 MPa |
Supports custom specifications.
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