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| Brand | Chemistry | Type | Properties |
| KF-230 | Zr2O3-Y2O3 93/7 | Chemically deposited & sintered | APS, Irregular, Max. operating temperature 1350℃ |
| KF-231 | Zr2O3-Y2O3 93/7 | Agglomerated & sintered | APS, Irregular, Max. operating temperature 1350℃ |