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Egyptian Talc

 

CHEMECAL ANALYSIS FOR TALC

 

 

EXCELLENT

TALC GRADE

111

EXTRA

TALC GRADE

11

EXTRA FINE TALC GRADE 1

 

RESULT  ( % )

Constituents

62.51

62.7

62.16

SIO2

30.34

30.94

31.54

MgO

0.38

0.36

0.32

AL2O2

0.58

0.54

0.43

Cao

0.31

0.19

0.15

Fe2O2

0.069

0.101

0.082

Na2O3

0.04

0.04

0.03

K2O

5.02

4.81

4.81

L.O.I

0.057

0.044

0.054

P2O5

0.23

0.180

0.24

H2O

99.536

99.905

99.816

TOTAL

85.1 %

89.5 %

96.6 %

Brightness

           

Physical Properties:

2.816

 

SPECIAL GRAVITY

1

 

MOHR HARDNESS

13.04

M2 / G3

SURFACE AREA

0.0588

M2 / G3

DENSITY - LOOSE

0.46

 

ACID SOLUBLES

7.01

 

PH

0.46

 

ABSORED MOISTURE

 


 

 

Uses
 
1- Electrical insulators industry
2- Paper industry - talcum powder industry for children
3- Porcelain and Chinese industry
4- Cosmetics industry
5- Plastic industry - leather tanning
6- Making pencils - bleaching rice
7- Pharmaceutical industries - rubber industry.