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White Fused Alumina/ White Aluminum Oxide/ White Activated Alumina 3-5mm

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Address: 139-141 Wai Yip Street, Kwun Tong Kowloon, Hongkong, China.

Contact name:Bruce Chen

Rare Mine Chemical Resources Limited

White Fused Alumina/ White Aluminum Oxide/ White Activated Alumina 3-5mm

Country/Region	china
City & Province	hongkong
Categories	Refractory

Product Details

AL2O3 %Composition	60	75	80	85	92	95	99	99.8
Densityg/cm3	3.0	3.1	3.3	3.4	3.6	3.7	3.81	3.91
Flexural Strength(MPa)	205	280	215.7	230	312	304	340	370
Thermal Expansion (×10-6/) 25-800	7.1	7.6	7.6	7.6	7.5	7.3	7.6	7.6
Thermal Conductivity [w/(m.R)]	16	17	17	17	18	20	34	35
Dielectric Strength (KV/mm)	10	10	10	10	10	10	10	10
Resistivity (.cm) 20	1014	1014	1014	1014	1014	1014	1014	1014
300	1013	1013	1013	1013	1013	1012	1010	1010
Max Service Temp.	1350	1100	1300	1350	1500	1600	1700	1800
Hardness (Moh'sscale)	7.5	7.5	7.5	7.5	8.5	8.8	9	9

Application: Used as raw materials for aluminous refractory, ceramic products, sparking plugs and grinding materials. It is the basic material for aluminous refractory and high quality fillers with strong fire-retardant performance.

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