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Products
Brown Fused Alumina grit for ceramic bonded abrasives

We choose high-quality bauxite and adopt tilting furnace, special cooling crystallization process. Main features: Lower expansion coefficient, good hydrophily,  high compression strength, abrasives made by blue color, no reticulate crack, greatly improved grinding precision and efficiency, applicable to make high-grade resin bonded abrasives.

Use

Specification

Main Chemical Index %

Magnetic Material

Al2O3

Fe2O3

SiO2

TiO2

CaO+MgO

High-grade ceramic bonded abrasives

Grit

F12-F24

95.5 ± 0.5

<0.30

<1.0

>2

0.55

≤0.024

F30-F100

≤0.019

F120-F220

≤0.014

 

Physical Index

Color

Brown

Crystal form

Trigonal crystal system

Compression Strength

34N

Milling Toughness

41%

Vickers Hardness

2100HV

True Specific Gravity

3.97g/cm3

Cleanliness

>97.5%

Capillarity

17mm

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