High Temperature Resistant Customized component 95 99 Alumina Ceramic Tube Sleeve Bushing for Furnace

البند الوحدة 95 Al2O3 99 Al2O3
Heat Resistance 1650 1800
Bulk Density غ/سم³ 3.6 3.8
Water Absorption % 0
Flexural Strength Mpa 320 360
Hardness Vickers Gpa 12.2 15.6
Elastic Modulus Gpa 280 370
Poisson’s Ratio 0.22 0.23
Linear Expansion Coefficient (20-5000℃) 10-6/℃ 7.1 8
Thermal Conductivity W/(M.K) 16 32
Specific Heat ×10-3J/(KG.K) 0.78 0.9
Dielectric Constant(1MHZ) 9 9.9
Dielectric Loss Angle ×10-4 15 1
Dielectric Strength ×106V/m 12 15

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