Rubber filler grade modified calcined kaolin

Chemical substances

kaoin / calcined coatings grade

Appearance

white powder

Packing

25kg woven bag/ kraft paper bag, 1000kg sack

Main features

After surface modification, it has good insulation propertry, thermal stability, tear resistance and wear-resistance.

Range of application

Used in cables, plastic, high-voltage electric insulation rubbers etc.

NO.

Item

Unit

Physical Index

1

Activation index

%

≥90

2

325-mesh Residue on sieve%

%

≤0.05

3

Bulk density

(T/ m3)%

0.3±0.1

4

Water content

%

≤0.5

5

pH-value of aqueous suspension

6.0-8.0

? 6

2um content

%

78-83

SiO2(%)

Al2O3(%)

Fe2O3(%)

TiO2(%)

CaO(%)

MgO(%)

K2O(%)

Na2O(%)

L.O.L(%)

50±2

45±2

≤0.5

≤1.0

≤0.2

≤0.2

0.1

0.15

0.5