Application of grey limestone powder
4 can be used as building materials, metallurgical flux, cement accelerator, fluorescent powder flux.5 vegetable oil as decoloring agent, drug carrier, soil improvement agent and calcium fertilizer;6 can also be used for refractories, desiccant;
Application of grey limestone powder1 can be used as a filler, for example, as a filler for epoxy adhesives;2 used as analytical reagents, gas analysis as a carbon dioxide absorbent, spectral analysis reagents, high purity reagents used in semiconductor production of epitaxial, diffusion processes, laboratory ammonia drying and alcohol off L water, etc.;3 used as raw material, can produce calcium carbide, soda ash, bleaching powder, etc., also used in leather, waste water purification, calcium hydroxide and various calcium compounds;
Also can be used as boiler shutdown protection agent, the moisture absorption ability of lime, the metal surface of boiler water vapor system to keep dry, to prevent corrosion, long-term shutdown protection for low medium and small capacity boiler drum.
