SPECIFICATION:

Appearance: White or greyish powder or granular 

PROPERTIES: No odor and poison. Irritating to the skin and the respiratory tract. 

Specific gravity: 1.38-1.44. Soluble in chloroform, acetone, benzene; hardly soluble in carbon tetrachloride, ethyl alcohol & insoluble in water or gasoline.

10. Light magnesium carbonate

molecular formula :XMgCO3Mg(OH)2ZH20

Quality standard:HG/T2959-97

Appearance:white power,not soluble to water

         

         index                      First grade    second grade

Water %<_                            2.000        3.000

Insoluble acid%<_                      0.100        0.150

Cao%<_                              0.430        0.700

Mgo%>_                             43-45         41

Loss on burn%                         54-58        54-58

chloride (cl)                           0.100         0.150

Fe%<_                               0.020         0.050

Mn%<_                              0.004         0.004

sulfate (so4)%<_                       0.100         0.150

bulk density g/ml <_                    0.120         0.140

Screening residue(150mm)<_             0.025         0.030

Packaging:  In plastic bag with outer woven bag. 20kg/bag.

Use :   as reinforcing agent and filler for rubber;

Make the Porcelain enamel surface light;

Can be used for insulation, fire protection high temperature insulation material;