We have the possibilities to supply wollastonite powder, talc powder, cenosphere, gasket sheet, magnesite and all kind of mica powder and its products. Below is the basic / general specification of all the products. If you are interested in buying our products, then please send us your all detail requirements, so that we can send our best offers. Item1: wollastonite powder: Colour: white and off white Size: 200 mesh and 325 mesh L.O.I.: less than 2% Item2: talc powder: (10-12 qualities available) application for food Whiteness 92%-95% Size 325, 200, 500 Calcium 0.5 %-0.9% Application for white paint Whiteness 90% -91% Size 325, 200, 500 Calcium 0.5% -0.9% Packaging any kind of packaging Item3: cenosphere: (white cenosphere and natural cenosphere) Specification for natural grade (grey and off-white): Chemical specification: Silica: 55% - 60% Aluminium: 30% - 40% Iron oxide: 6% (max) Physical specification: Size: 12 - 500 microns Bulk density: 0.35 - 0.45 g/cc Strength: 105 – 210 kg/cm2 Colour: grey and off-white Packaging: as per your requirement. Specification for white cenosphere: Chemical specification: Silica: 55% - 60% Aluminium: 30% - 40% Iron oxide: 6% (max) Physical specification: Size: 80 - 100 microns & 150 microns Bulk density: 0.35 - 0.45 g/cc Strength: 105 – 210 kg/cm2 Colour: white Packaging: as per your requirement. Item4: mica/mika: