XTL sintyron laser machining al2o3 alumina ceramic insulation plate heat sink

Item Test Condition Unit Symbol 96% 99%
The main chemical ingredient Al2O3
Bulk Density g/cm³ 3.6 3.89
Maximum Use Temperature 1450°C 1600°C
Water absorption % 0
Resistência à flexão 20° C MPa (psi x 103) 358 (52) 550
Coefficient of thermal expansion 25-1000°C 1X 10-6/°C 7.6 7.9
Coefficient of thermal conductivity 20° C W/m °K 16 30

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