kinsei matec > Product Information > Product List > Mica

Mica

General Description

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

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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

 

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