Product Details

Specifications

wear resistance Black steatite ceramic Ignition sleeve tube
-Mechanical strength
-High pressure
-Wear resistance

wear resistance Black steatite ceramic Ignition sleeve tube

Product Description

Features:

1) A variety of specifications available.

2) Satisfy various technical request

3) Lower medium spoilage

4) Good insulation performance and high temperature resistance

5) Stiffness texture

6) Used in all electric products, electric heating products and wear resistant machinery parts.

wear resistance Black steatite ceramic Ignition sleeve tube

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

Item		Unit	Steatite ceramic	95 Al₂O₃	96 Al₂O₃	99 Al₂O₃
Physical Characteristics	Heat resistance	⁰C	1100	1500	1550	1800
	Bulk density	g/cm³	2.7	3.6	3.6	3.9
	Water absorption	%	0	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	145	320	340	360
	Hardness vickers	Gpa	5.7	12.2	13.5	15.6
	Elastic modulus	Gpa	120	280	320	370
	Poisson’s ratio		0.21	0.22	0.23	0.23
Thermal Characteristics	Linear expansion coefficient	(20-500⁰C) 10^-6/⁰C	7.9	7.1	7.2	8
	Thermal conductivity	w/(m.k)	2.5	16	24	32
	Specific Heat	10^-3J/(kgK)	0.75	0.78	0.78	0.9
Electrical Characteristics	Dielectric constant (1MHZ)	-	6.2	9	9.4	9.9
	Dielectric loss angle	*10^-4	18	15	5	1
	Dielectric strength	*10⁶V/m	18	12	15	15
Processing technology
Process range (mm)
Outside Diameter	1---300
Inside Diameter	0.5---300
Length	0.5---600
Accuracy of working (mm)
Perpendicularity	0.001
Concentricity	0.001
Roundness	0.0005
Straightness	0.005
Parallelism	0.01
Planeness	0.005
Roughness	0.005
Fit clearance	0.005

Product Description

wear resistance Black steatite ceramic Ignition sleeve tube

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