kinsei matec > Product Information > Product List > Mica

Mica

General Description

We provide muscovite powder from China and phlogopite powder from Finland.

 

Features

High rigidity and low warpage as a result of being flake-shaped.

Dimensional stability is improved in order to reduce the coefficient of linear expansion.

Improve the heat resistance

Mold shrinkage reduction

Product Data

                  Bronze mica                  White mica   

K2O                1011%                        912% 

SiO2                     4042%                          4350%             

AL2O3                   911%                           2036%             

Fe2O3                   311%                         16%   

MgO                     2026%                          0.11%

Ignition loss(1000℃)   13%                       45%   

Color tone,Shape    Scalelike powder,Brass~Reddish    Scalelike powder,White

True specific gravity           2.8g/㏄                          2.8g/㏄           

Refractive index                  1.58                                 1.58      

Mohs hardness                  2.53                              2.5        

pHISO 787-9                 89                                  9           

 

White mica    MTgrade

grade  Average particle    diameter      Whiteness

MT-60B  150µm -60Mesh 90%min 500ppm以下  76      

MT-100B    80µm  -100Mesh 90%min  750ppm以下  78      

MT-200B   40µm -200Mesh 90%min  750ppm以下  80      

MT-400B   20µm -400Mesh 90%min  1000ppm以下 82      

 

Bronze mica   PT grade

grade Average -500Mesh -250Mesh -150Mesh -45Mesh

30    18µm     -     -   99-100% 90%min

80    35µm    -  99.9-100% 96-100% 70-95% 

150   52µm   100%  99-100% 90 -100% 55-85% 

250   80µm   100%  99-100% 70-95%  30-75% 

Uses

Filler for plastic

Paint

Building material