Electronic steatite insulation ceramic -Good insulation -Heat resistance -Thermal insulator -Excellent electrical propertie

Electronic steatite insulation ceramic

Feature:

High resistivity   Moderate strength   Excellent electrical properties Poor heat conductivity (Thermal insulator). Good resistance to thermal shock.   Low coefficient of thermal expansion. Good mechanical stability.  

Applications:

Heating element holders Stand off Insulators Interlocking Insulating Beads&Pins

Lamp bases and caps

Thermostat part

Performance
Item	Index	Unit	Steatite ceramic	95 Al2O3	96 Al2O3
Physical Characteristics	Bulk density	g/cm3	2.7	3.6	3.6
	Water absorption	%	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	145	320	340
	Hardness Vickers	Gpa	5.7	12.2	13.5
	Elastic modulus	Gpa	120	280	320
	Poisson’s ratio	-	0.21	0.22	0.23
Thermal Characteristics	Linear expansion coefficient	20-5000C       10-6/0C	7.9	7.1	7.2
	Thermal conductivity	w/(m.k)	2.5	16	24
	Specific Heat	*10-3J/(kg*K)	0.75	0.78	0.78
Electrical Characteristics	Dielectric constant(1MHZ)	-	6.2	9	9.4
	Dielectric loss angle	*10-4	18	15	5
	Dielectric strength	*106V/m	18	12	15

We can supply the products according to customer's drawings, samples and performance requirement.

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Electronic steatite insulation ceramic