Products

Contact Person : Ms. yang jieqiong
Company Name : Hunan Province Xinhua County Xinxing Electron Ceramics Co., Ltd.
Tel : 86-738-3353333
Fax : 86-738-6730999
Address : Hunan,LouDi,Shangmei Town,Xinhua County
Country/Region : China
Zip : 417600

steatite ceramic

Product Detailed

Detailed Product Description

Steatite,for the lower sintering temperature and lower price of raw materials purchasing,the Steatite basically can intead of 95% alumina in a large various parts for its lower cost.And for their electrical properties being superior to the 95% alumina ,they are widely used in household electrical equipment industry.

	Indicators	Test Condition	Application
Density g/cm³	>2.7	----	Stone lamps
Hydrostatics	Pass	----
Anti-break Strength /Mpa	>140	-----
Linear Expansion Coefficient ×10^-6	<8	20-100
		20-500
		20-800
Dielectrical Constant	<7.5	1MHz 20
		500
		10Hz 20
Value Of Dielectric Loss Tangent ×10^-4	<8	1MHz 20
		500
		10 Hz 20
Volum ResistivityΩ.cm	>10¹²	100
		200
		500
Breakdown Strength KV/mn	>20	D.C.
Chemical Stability cm²	---	1:9Hcl 10%NaOH