Suppliers of raw materials, industrial minerals,
alloys and chemicals to the foundry, refractory,
steel, abrasive and paint industries

4 arlington road, bryanston, 2191, gauteng, south africa
Tel: +27(0)11 706 0322  Fax: +27(0)11 463 2475

 

 
 

Suppliers of Industrial
Minerals & Base Metals

 
Product Data Sheet
MICRO TALC GRADE - ST 20

Download this datasheet as a ZIPPED PDF.
Download the SET of PAINT Datasheets as a ZIPPED PDF.

 

 

 Analysis Typical %
MgO 30 - 32%  
SiO2 61 - 62%  
Al2O3 0.1%  
Fe2O3 0.51%  
CaO 0.1%  
pH 9.3  
DIN 53140 Reflectance Factors Rx 93 - 96%
Elrepho 3000 Ry 92 - 96%
ISO Brightness R457 92 - 95 %
E313 Yellowness YI 0.2 - 0.4
     
 Physical Properties
Particle size   98% less than 20 microns
  45 micron 100% passing
  20 micron 98%
  8 micron 75%
  5 micron 50%
  2 micron 30%
Surface Area (BET method) m2/gm   7
Hardness   1
Mean particle size   4 - 5 micron
Specific Gravity   2.65 - 2.75
Bulk Density Gm/cc   0.45
Loss on Ignition @ 1100 C   0.5
Oil Absorption (gms/ 100gms)   35 - 37
Moisture   0.5% Max
     
 Storage & Packing
25kg bags / 500 kg bags  
   
 
Information above is given in good faith as accurate but not guaranteed to be a specification. No guarantee is given or implied. Users should conduct tests to determine suitability for any specific purpose.
IMD (Pty) Ltd
4 arlington road, bryanston, 2191, gauteng, south africa
tel: +2711 706 0322 fax: +2711 463 2475
info@imdza.com - www.imdza.com

Home | Products | Services | Profile | Locations |
Vendor Registration | Enquiries | Contact | Directions

Copyright © 2006-9. IMD (Pty) Ltd - All rights reserved.
Powered by featherstone.cc