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Beryllium oxide ceramics, also known as beryllia ceramics, are a type of ceramic material that is composed of beryllium and oxygen. Beryllium oxide has a high melting point, exceptional thermal conductivity, high strength, and excellent electrical insulation properties, making it a popular material in the manufacturing of electronic components and high-performance ceramic parts.

Beryllium oxide ceramics parameter

Performance index

ItemTest ConditionUnitIndex
Bulk Density g/cm3≥2.85
Beryllium oxide content %≥99
Air tightness  Pass
Liquid permeability  Pass
Flexural strength MPa≥170
Thermal shock resistance  Pass
Coefficient of linear expansion 20℃-500℃×10-6 /℃7-8.5
Thermal conductivity 25℃W/(m·k)≥250
Partial constant100℃W/(m·k)≥190
Tangent value of dielectric loss angle 1MHz 20℃ 6.5-7.5
Volume resistivity 10GHz 20℃ 6.5-7.5
Breakdown strength 1MHz 20℃×10-4≤4
Chemical stability 10GHz 20℃×10-4≤8

Main Products:

N oProductApplication
199 Beryllium oxide ceramic substrateSolid state electronics, various high-power devices, optical communication
299 Beryllium oxide ceramic metallized substrateSolid state electronics, various high-power devices, optical communication
399 Beryllium oxide ceramic polishing substrateSolid state electronics, various high-power devices, optical communication
497 Beryllium oxide ceramic substrateSolid state electronics, various high-power devices, optical communication
599 Beryllium oxide ceramic poleHigh power traveling wave tube
699 Beryllium oxide ceramic tileHigh power traveling wave tube
799 Beryllium oxide ceramic columnHigh power electronic device
899 Beryllium oxide ceramic cylinderVacuum device
999 Beryllium oxide ceramic crucibleMelting
1099.5 Beryllium oxide ceramic shaped partsNuclear, high power period, vacuum device, microwave

Rongsheng company introduction

Rongsheng refractory supplier
Rongsheng refractory supplier

Rongsheng Company is a professional supplier of refractory materials, with 10 years of export experience, exporting to more than 80 countries. The main products of Rongsheng Company include various refractory bricks, unshaped refractory materials, metallurgical materials, thermal insulation materials and so on.

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