Zirconia hollow brick

Material: Fused mullite, fused ziconia and zircon sand. Al2O3:0.2Max Zr(Hf)O2+CaO:99% Usage:glass bath,thermal storage tank

Chemical Analysis:             Zr(Hf)O2+CaO............................................................. %           ≥99.3

                                                                                      SiO2........................................................................... %            ≤0.1

                         Al2O3............................................................................... %            ≤0.2

                         Fe2O3.............................................................................. %            ≤0.1

                         R2O................................................................................. %            ≤0.1                       

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Cold Crushing Strength:     ............................................................................... MPa             ≥15

                                          

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Thermal Expansion:            @ 1600°C................................................................ MPa            ≤1.2

                                          

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Thermal Conductivity:         @ 1100°C............................................................... W/mk            ≤0.8

                                          

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Max. Service Temperature:.................................................................................. °C             2300

                                          

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Bulk Density:                      ............................................................................. g/cm3               ≥2.8

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HS Code:                            ......................................................................................         6903 9000

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Packing:   Seaworthy Waterproof & on Wooden Pallets

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Storage:   Always store under dry conditions