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TALK M20

Code: 03-02-002

MINERALLOGICAL COMPOSITION

Talc 96%

Residue magnessite and chlorite.

The product contains no detectable amounts of asbestos type minerals nor quartz.

CHEMICAL ANALYSIS

MgO

31 %

SiO2

60 %

Al203

0,5 %

CaO

0,1 %

FeO total

2,2 %

Fe acid soluble 1 M HCl, 100 0C

0,2 %

CO2

0,8 %

H2O

4,8 %

CHEMICAL PROPERTIES

Loss on ignition

DIN 51081, 1000 0C

5,6 %

Solubility in water

DIN ISO 787/3

0,1 %

Acid solubles

3 %

pH

DIN ISO 787/9

9

PHYSICAL PROPERTIES

Specific gravity

DIN ISO 787/10

2750 kg/m3

Tamped density

ISO 787/11

490 kg/m3

Hardness (Mohs)

1

Refractive Index

1,57