BEST QUALITY OF CERAMIC BALL WITH LOW PRICE

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Tianjin
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Min Order Qty:
10000 pc
Supply Capability:
600000 pc/month

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Product Description:

1)Chemical contents 

 

SiO2

0.15-0.2

MgO

0.03-0.05

Al2O3

99-99.5

CaO

0.04-0.07

Fe2O3

0.05-0.2

K2O

0.1-0.15

TiO2

0.15-0.2

Na2O

0.2-0.25

Free : <0.01%

 

 

 

 

2)  Physical Properties

 

Bulk Density

g/cm³

3.5-3.6

Water Absorption

Weight%

2-3

Compressive Strength

N /mm²

3K

Elasticity

GPa

60

Mohs Hardness

Scale

9

Specific Heat, 20℃-100℃

J/kg.K

840

Thermal Conductivity,

30℃-100℃

W/m.K

1-1.5

Coefficient OThermal Expansion

10-6K-1

4.7

Heat resistance

1500

 

3) Characteristic Parameter

 

Size

(Inch)-(mm)

Bulk Density(kg/m³)

Specific Surface Area

(m²/m³)

Void Ratio

(%)

Compressive strength

(kg)

1/8”-3mm

2000

720

44

60

1/4”-6mm

2000

520

44

160

3/8”-9mm

2000

360

44

240

1/2”-13mm

2000

275

45

450

3/4”-19mm

2000

190

45

520

1”-25mm

2100

144

45

800

 

 

 

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