Coconut shell powder is manufactured from matured coconut shells. The product finds extensive use in plywood and laminated board industry as a phenolic extruder and as a filler in synthetic resin glues, mosquito coils and agarbathis. Coconut shell powder is preferred to other alternate materials available in the market such as bark powder, furfurol and peanut shell powder because of its uniformity in quality and chemical composition, better properties in respect of water absorption and resistance to fungal attack. Detail : Coconut shells free from contamination of coir pith, etc., are broken into small pieces and fed into a pulverizer. The powder from the pulverizer is fed into a cyclone and the parallel product is collected in bag filters. The shell powder is then fed into a vibrating sieving machine and packed according to mesh size requirements for various end uses. The rejects from the sieving machine can be recycled in the pulverizer for size reduction. The product is manufactured in sizes ranging from 80-200 mesh. Keeping in view of the vast industrial uses.