Aluminum Oxide/AlumaLAST®

For high performance applications, JJISCO offers many choices. Our aluminum oxide ceramic materials offer superior chemical resistance where purity of materials are required. Under challenging environments, JJISCO's AlumaLAST offers high thermal conductivity and good thermal shock resistance. We offer several grades of material, including:  

A960

• A990

• A995

Aluminum Oxide Ceramic Properties:

PROPERTIES UNIT A960 A990 A995
DIELECTRIC CONSTANT 20°, 1MHz 9.0 9.7 9.8
CONTENT % Aluminum Oxide 96.0 99.0 99.5
COLOR   White White Ivory
DENSITY g/cm3 3.70 3.90 3.80
HARDNESS Vickers 1600 1700 1800
FRACTURE TOUGHNESS MPa m½ 4 4.5 4.5
COMPRESSIVE STRENGTH MPa 2400 2500 2600
MAXIMUM USE TEMPERATURE(AIR) °C 1650 1700 1750
THERMAL CONDUCTIVITY W/m @ 20° C 24.0 29.0 30.0
COEFFICIENT OF THERMAL EXPANSION 1x10-6/°C 8.1 8.2 8.2

 For complete specifications, please contact us

AlumaLAST Samples

 

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