Insulation polishing wear resistance industrial 95% al2o3 alumina ceramic rods

Industrial alumina ceramic rods -Wear resistance -High density -Heat resistance -Stiffness texture

Insulation polishing wear resistance industrial alumina ceramic rod

Feature:

1 High density  

2 High hardness  

3 Low thermal conductivity  

4 High fracture toughness 

5.Good Wear resistance  

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

Performance For Industrial Ceramic
Item		Unit	99 Al2O3	Zirconia
Physical Characteristics	Heat resistance	0C	1800	2200
	Bulk density	g/cm3	3.9	6.05
	Water absorption	%	0	0
Mechanical Characteristics	Flexural strength	Mpa	360	1000
	Hardness vickers	Gpa	15.6	89
	Elastic modulus	Gpa	370	200
	Poisson’s ratio		0.23	0.31
Thermal Characteristics	Linear expansion coefficient	(20-5000C) 10-6/0C	8	10
	Thermal conductivity	w/(m.k)	32	2.5
	Specific Heat	*10-3J/(kg*K)	0.9	0.5
Electrical Characteristics	Dielectric constant (1MHZ)	-	9.9	N.A.
	Dielectric loss angle	*10-4	1	N.A.
	Dielectric strength	*106V/m	15	N.A.
Processing technology
Process range (mm)
Outside Diameter	1---300
Inside Diameter	0.5---300
Length	0.5---1200
Accuracy of working (mm)
Perpendicularity	0.01
Concentricity	0.01
Roundness	0.005
Straightness	0.005
Parallelism	0.01
Planeness	0.005
Roughness	0.05
Fit clearance	0.005

Insulation polishing wear resistance industrial 95% al2o3 alumina ceramic rods