With glazed surface polished zirconia plunger

With glazed surface polished zirconia plunger -Wear resistance -Mirror surface -High density -High hardness

With glazed surface polished zirconia plunger

Features:

1.Use temperatures up to 2400°C  

2. High density  

3. High hardness  

4. Low thermal conductivity  

5. Chemical inertness  

6. Resistance to molten metals  

7. Good Wear resistance  

8. High fracture toughness   

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

 

Zirconia ceramic are used in shaft , plunger, sealing structure, auto mobile Industrial, oil drilling equipment, Insulation parts in electrical equipment , ceramic knife, ceramic hair clipper spare parts, with high density, bending strength and breaking tenacity.

Performance
Item		Unit	Zirconia
Physical Characteristics	Bulk density	g/cm3	6.05
	Water absorption	%	0
Mechanical Characteristics	Flexural strength	Mpa	1000
	Hardness Vickers	Gpa	89
	Elastic modulus	Gpa	200
	Poisson’s ratio	-	0.31
Thermal Characteristics	Linear expansion coefficient	(20-5000C) 10-6/0C	10
	Thermal conductivity	w/(m.k)	2.5
	Specific Heat	*10-3J/(kg*K)	0.5
Electrical Characteristics	Dielectric constant (1MHZ)	-	N.A.
	Dielectric loss angle	*10-4	N.A.
	Dielectric strength	*106V/m	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

With glazed surface polished zirconia plunger