Ceramic Grinding Core for Spice

Ceramic Grinding Core for Spice

Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics.
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Product Details

Product Description

Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, 200T isostatic pressing and extrusion productive technology etc.

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


Quick Details

Place of Origin: Jiangsu, China

Type: Ceramic Parts

Application: Industrial Ceramic

Material: Alumina Ceramic

Model Number: Alumina ceramic grinder

Brand Name: Tianyun ceramics

Item: Stainless High Al2O3 Alumina Ceramic Grinder For spice Mill

Color: White

Size: Customer's Drawing

Certificate: FDA/ROHS2.0


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 and electric heating products.


Performance For Industrial Cerami

Item

Unit

95 Al2O3

96 Al2O3

99 Al2O3

Physical Characteristics

Heat resistance

0C

1500

1550

1800

Bulk density

g/cm3

3.6

3.6

3.9

Water absorption

%

0

0

0

Mechanical Characteristics

Flexural strength

Mpa

320

340

360

Hardness vickers

Gpa

12.2

13.5

15.6

Elastic modulus

Gpa

280

320

370
Poisson's ratio


0.22

0.23

0.23

Thermal Characteristics

Linear expansion coefficient

(20-5000C) 10-6/0C

7.1

7.2

8

Thermal conductivity

w/(m.k)

16

24

32

Specific Heat

*10-3J/(kg*K)

0.78

0.78

0.9

Electrical Characteristics

Dielectric constant (1MHZ)

-

9

9.4

9.9

Dielectric loss angle

*10-4

15

5

1

Dielectric strength

*106V/m

12

15

15

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


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