Chemically Inert Mica Powder is obtained by grinding/breaking mica scrap. Inderchand Rajgarhia & Sons Pvt. Ltd. Is an ISO 9001-200 awarded company that manufactures Chemically Inert Mica Powder. Inderchand Rajgarhia & Sons Pvt. Ltd. Also offers Washers, Indicators and Tubes. Chemically Inert Mica Powder is made by grinding mica scrap, which is a slow and complicated process, because of the scrap being tough and having a plate like structure. Meticulous care and precaution has to be taken so that there is no deterioration of its natural brilliance, colour and properties.