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ceramic crucible

Contact Person: Mr. Liu Mike
Company Name: Yixing Feifan Ceramics Co., Ltd.
Tel: 86-510-87191518
Fax: 86-510-87192999
Address: Jiangsu,Yixing,Jianxin Village, Dingshu Town
Country/Region: China
Zip: 214220

Product Detailed

1.resistance to high temperature 2.corrosion 3.high purity 4.Resistant to sudden cold and hot, un-explosive 5. High density

(A95 ceramics)
Essential components	95Al2O3
Material characteristics	Density		g/cm3	3.6
	Water Absorption			O
	Agglomeration temperature			1680
Physical characteristics	Hardness		HV	1500
	AntiFolding Strength		Kgf/cm2	3000
	Compressive Strength		Kgf/cm2	25000
	Tenacity		Map.m3/2	3-4
Thermodynamic property	Highest application temperature			1450
	Thermal expansion coefficient O-1000		/	8*10-6
	Heat resistance		T()	220
	Thermal conductivity		W/m.k(25-300)	25 14
Electrical specification	Volume resistivity	20	>.cm	>1012
		100		1012-1013
		300		>1010
	Insulation breakdown intensity		KV/mm	18
	Dielectric constant		100MHz(E)	9.5

Ceramic Properties Standard
Properties*		Units	99% Al203
Density		gm/cc	3.80
Crystal Size	Average	MICRONS	6
Water Absorption		%	0
Gas Permeability			0
Color			IVORY
Flexural Strength (MOR)	20° C	MPa (psi x 103)	379 (55)
Elastic Modulus	20° C	GPa (psi x 106)	370 (54)
Poisson's Ratio	20° C		0.22
Compressive Strength	20° C	MPa (psi x 103)	2600 (377)
Hardness		GPa (kg/mm2)	14.1 (1440)
		R45N	83
Tensile Strength	25° C	MPa (psi x 103)	262 (38)
Fracture Toughness	K(I c)	Mpa m1/2	4 - 5
Thermal Conductivity	20° C	W/m °K	30.0
Coefficient of Thermal Expansion	25-1000° C	1X 10-6/°C	8.2
Specific Heat	100° C	J/kg*K	880
Thermal Shock Resistance	Tc	°C	200
Maximum Use Temperature		°C	1750
Dielectric Strength		ac-kV/mm (ac V/mil)	8.7 (220)
Dielectric Constant	1 MHz	25° C	9.7
Volume Resistivity	25° C	ohm-cm	> 1014
	500° C	ohm-cm	2 x 1010
	1000° C	ohm-cm	2 x 106
Impingement			0.47

ceramic crucible

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