1.Olivine coating powder for EPC. 2.Professional manufacture. 3.10 years of exporting experiences. ... of the top manufactory and suppliers of Olivine Sand for Refractory and Foundry industry in China, Yichang Kebo Refractories ... ferrous alloy,refractory industries, glass industries, cement, foundry, construction for coating application.FeaturesCompared with Zircon sand, brown sapphire, quartzes, ...