Diatomite Powder, Talc Powder, Tourmaline manufacturer / supplier in China, offering Industrial Grade Diatomite Filter Aid for Adsorption and Filtration Coatings, Calcined Diatomaceous Earth 1250 Mesh, Tourmaline Powder Added to Coatings and Ceramics Refractory Materials Water Treatment with Tourmaline Powder, Cenospheres for Paint Coatings Thermal Insulation Fly Ash Float Beads for Power Plants and so on.