hydromica powder

hydromica powder whiteness:65-70
size:20-150 micrometer,100-600mesh
Specific Gravity:2.6-2.9
use:paint,coating,rubber,plastic,soil improvement,agriculture.   hydromica  (also called illite), the name for minerals. Its chemical composition of the mica content of potassium and low water content is higher, to the mineral mica mineral montmorillonite changing transition. Usually in Flake, with a pearl sheen, the more flexibility Mica poor, a sense of grace. As the main component of clay mineral composition. Major water muscovite (illite), water black mica, vermiculite and other minerals.

Application: used in potash production, and advanced coatings and fillers, ceramic accessories, cosmetics, soil modifier, poultry feed additives and ingredients of high-rise building's skeleton and cement ingredients, the nuclear industry's pollution purification and environmental protection. Which trace elements can be made to the outer coating of the space shuttle. In particular, the three major sectors of the paper, cosmetics, ceramics, illite has a great value.   Colour: white, but often dyed yellow, green, brown and other colors due to impurities. Underside of cleavage completely.
Holmes Hardness: 1-2
Specific Gravity: 2.6 to 2.9.
With potassium-rich, high alumina, low iron, and smooth, bright, delicate, heat, excellent chemical and physical properties.   Composition
SiO2:51.20%% Al2O3: 34.46% Fe2O3<0.46% CaO:0.47% KaO+NaO: 9.46%