Fluorspar dry powder 1. CaF2 98.5% 2. Competitive price 3. Customised size & service Fluorspar dry powder1. CaF2 98.5%min2. Competitive price 3. Customised size & serviceIt is made by grinding of flotationed fluorspar lump from our own mine.Application and usage: It can be used to produce fluorhydric acid and as raw material of optical glass, optical fiber, enamel, ceramics, medicine, aviation ...