Description of product Name: Zirconia bubble products Ingredient: Fused zirconia bubbles Max service temperature: 2350℃ Characteristics: 1 Excellent thermal stability 2 High refractoriness under load 3 Chemical stability and anti-corrision 4 Small high temperature creep rate 5 Excellent thermal shock resistance 6 Excellent heat preservation capacity, Size and Specifications: 230x114x65mm The size, density, chemical composition can be customized. Technical Data Item ZrO2％ CaO％ Fe2O3％ BulkDensity (g/cm3) Apparent porosity (%) Compressive Strength（ＭＰａ） Index ≥95 ≤4 ≤0.2 ≥2.55 ≥45 ≥12