Pumice is a light-colored, porous glassy rock. It is named because it is porous, light, has a loose density of less than 1g/cm3, and can float on the water.

  What are the applications of pumice stone?

  1. Building materials: natural lightweight aggregates for concrete; cement active mixed materials and prepared clinker-free cement; roof tiles, door and window frames, ceilings, walls, floors and decorative materials; sound insulation and insulation materials; railway ballast, etc.

  2. Chemical industry: After grinding, it can be used as filter agent, adsorbent, desiccant, catalyst, molecular sieve in petrochemical industry, catalyst carrier, etc.

  3. Abrasives and fillers: ideal abrasives for optical glass, circuit board cleaning abrasives, metal tableware scrubbers, plastic polishes, rubber fillers, toothpaste, soap and other daily chemical fillers, etc.

  4. Others: pesticide carriers, fertilizer slow-release carriers, etc.

  How to process pumice stone?

  Pumice is generally crushed and screened according to the characteristics and uses of the resource, and processed into products of different particle sizes for sale. The processing procedures of pumice for building materials or construction include sorting, crushing, drying, screening or water flotation purification, and then grading according to particle size. The processing procedures of industrial pumice powder include crushing, drying, purification, grinding, and then obtaining micron-sized products.

  Zhengzhou Jiutian specializes in providing pumice stone dryers and other processing equipment, if you are interested in, please contact us.