ZrO2 is oxygen-sensitive ceramics, also called oxygen concentration meter or oxygen sensor. Zirconium oxide acts as a solid electrolyte in the sensor when transmits electrons. It is mainly used in automobile exhaust, boiler exhaust and other places to control combustion, improve combustion efficiency and reduce air pollution.


| Type | D50(um) | SBET(S2/mg) | Sintered Density (g/cm3) | Sintered Temperature (℃) |
| BT-DM-5.0-F6 | 1.0-2.0 | 7.0-9.0 | >6.0 | 1500 |
| BT-DM-8.0 | <1.0 | 5.0-8.0 | >5.7 |
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