Min. Order Reference FOB Price
1 kg US$10.00-10,000,000,000,000,000,000,000,000,000.00 / kg
Product Description
High Quality Ceramic Hollow Microspheres/ Cenosphere Fly Ash/ Cenospheres Product Description Cenosphere, sometimes called microsphere, is a light weight, inert, hollow sphere made largely of silica and alumina and filled with air or inert gas., typically produced as a byproduct of coal ...