Performance advantages:
- White Injection Moulding 99% Al2O3 Alumina Ceramic Sheet Blank Plate high hardness, high strength, wear resistance, corrosion resistance, high temperature resistance of 1600 degrees, good heat dissipation, good insulation performance, high cost performance
Industry applications:
- machinery, electronics, chemicals, petroleum
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99% Alumina Ceramic Properties
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Item
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Unit
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Physical Properties
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Color
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Ivory/Beige
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Density
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g/cm3
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3.85
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Alumina Content
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%
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99%
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Gas permeability
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0
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Water Absorption
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0
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Mechanical Properties
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MONS’ Hardness
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Grade
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9
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Rockwell Hardness
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HRA
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92
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Vickers Hardness (Hv50)
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Gpa(Kg/mm²)
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15.7（1600）
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Flexural Strength(20°C)
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Mpa
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330
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Compressive Strength(20°C)
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Mpa
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2000
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Fracture Toughness(20°C)
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MPam1/2
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4
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Modulus of Elasticity
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Gpa
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350-400
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Thermal Properties
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Thermal Conductivity(20°C-400°C)
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W（m.K）
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27.5
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Thermal Expansion Coefficient
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10-6/°C
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7.6
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Thermal Shock Resistance
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△T°C
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200
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Maximum Use Temperature
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°C
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1650
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Electronic Properties
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Dielectric Strength
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KV/mm
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＞10
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Dielectric Constant
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Er
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9.1
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Dielectric Loss Angle(1MHz)
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0.0002-0.0003
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Volume Resistivity(20°C）
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Ω.cm
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＞1014
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