Crompton greaves, a part of the avantha group, and a conglomerate with the global footprint supplies vacuum sintered polymeric concrete products. These are manufactured with a specially designed vaccum sintering furnace and iso static press. There are three types of vacuum sintered polymeric concrete products: cu - cr 25v, cu - cr 20v, cu - cr 50v. The composition of these are 72/75, 80/20, 50/50 respectively. Vacuum sintered polymeric concrete product is iso 9001 certified for all its operations.