mica biotite flake 1.size:20~1000mesh 2.usage:decoration 3.shape:block,flake,powder Packaging & Delivery:1. Packaging Detail : 25kg/bag or as customers request2. Delivery Detail: within 7-15 days after receipt of prepayment  Specifications:

mica biotite flake

black sheets usage: rubber,coating,paint,decorate

shape:flake,sheet

1. Chemical Compositions:

                                 

SiO2	Al2O3	Fe2O3	Ca O	Mg O	K2O	Na2O
44.3%	31.2%	5.74%	0.75%	0.62%	10.58%	1.17%

2. Physical Properties:

Sand Content	Iron content	Oil Absorption	L.O.I.	Density	Moisture	Whiteness	Melting Point
< 1%	100-400 ppm	28-50%	4.97%	0.28-0.33ml/g	<1%	55-75%	1,280 degree

Excellent biotite flake