This zirconium oxide ball is known for its exceptional resistance to corrosion, wear and high temperatures. It is ideal for applications requiring increased toughness in the face of shocks. Expert supplier for over 40 years, Marteau- Lemarie ensures a stock available in France for fast deliveries.
Physical characteristics of zirconium oxide ball (zro2)
| Ownership | Value | Unit |
|---|---|---|
| Density | 6 | g/cm3 |
| Young Module | 210 | GPA |
| Thermal expansion coefficient | 10.5 (T=0-100°C) | × 10−6 /°C |
| Thermal conductivity | 3.5 | W/m·K |
| Volume resistivity | >10^11 | D·m |
| Specific heat | 450 | J/kg·K |
| Relative magnetic permeability | <~1 | — |
| Magnetic behaviour | Diamagnetic | — |
| Friction coefficient | 0.2 | — |
Hardness and mechanical resistance of zirconium oxide ball (zro2)
| Ownership | Value | Unit |
|---|---|---|
| Hardness | 87-91 | HRA |
| Exercise temperatures | 0/1350 | ° C |
| Exercise temperatures | 32/2462 | °F |
Available diameters and grades for zirconium oxide ball (zro2)
| Parameter | Value |
|---|---|
| Minimum diameter | 0.3 mm — 1/64′′ |
| Maximum diameter | 101.6 mm — 4′′ |
| Grades available | G10-16-20-25-28-40-60-100 |
| Precision standards | ISO 3290 / AFBMA |
Corrosion resistance of zirconium oxide ball (zro2)
Balls are chemically inert in molten metal, organic solvents, caustic soda, and most acids. Do not use in hydrochloric acid and alkaline solutions.
Applications of zirconium oxide ball (zro2)
Special bearings, control valves, pumps and valves operating in corrosive and aggressive environments, oil well pumps, flow meters, measuring instruments, safety valves, medical applications (low proportion of impurities). Grinding applications.
