Ferro-Ceramic Grinding Inc. machines over 15 different materials
Alumina 96% Properties
Alumina 96% Alumina represents one of the most commonly utilized ceramic material in industry. Purity levels are available from 85% through 99.9%.
Alumina represents the most commonly utilized ceramic material in industry. Purity levels are available from 85% through 99.9%. This is because of extremely superior abrasion, high temperature and chemical resistance. It is electrically insulating as well. This material has an excellent cost to part life performance record.
Applications include wear and heat resistant liners, mechanical and pump seals, nozzles, semiconductor equipment components, insulators, etc.
|Tensile Strength||MPa||ACMA Test #4||221|
|Modulus of Elasticity|
|Flexural Strength (MOR)||MPa @ R.T.||ASTM F417||310-379|
|Poisson's Ratio, u||-||ASTM C818||0.27|
|Fracture Toughness, KIc||MPa x m1/2||Notched Beam Test||4-5|
|Max. Use Temperature|
(* denotes inert atm.)
|ºC||No load cond.||1750|
|Thermal Shock Resistance||DT (ºC)||Quenching||200|
|Coefficient of Linear Thermal Expansion, al||mm/m-ºC (~25ºC through ±1000ºC)||ASTM C372||8.2|
|Specific Heat, cp||J/kg*K||ASTM-E1269||880|
|Dielectric Constant||1MHz @ R.T.||ASTM D150||9|
|Dielectric Strength||ac-kv/mm||ASTM D116||8.7|
|Electrical Resistivity||Wcm @ R.T.||ASTM D1829||>1014|