1, can be used as a filler, such as: used as an epoxy adhesive filler;
2, used as analytical reagents, gas analysis used as carbon dioxide absorbent, spectral analysis reagents, high-purity reagents for semiconductor production in the epitaxy, diffusion process, laboratory drying and alcohol dehydration.
3, used as raw materials, soda ash, bleaching powder, etc., also used in leather, wastewater purification, calcium hydroxide and various calcium compounds;
4, can be used as building materials, metallurgical flux, cement accelerator, phosphor flux;
5, used as vegetable oil decolorizing agent, drug carrier, soil amendment and calcium fertilizer;
6, can also be used for refractory materials, desiccant ;
7, can be prepared agricultural machinery 1, 2 glue and underwater epoxy adhesive, also used as a reaction agent with 2402 resin pre-reaction;
8, used for acidic wastewater treatment and sludge conditioning;
9, can also be used as boiler deactivation protective agent, the use of lime moisture absorption ability, so that the boiler water vapor system of the metal surface to keep dry, prevent corrosion, suitable for low pressure, medium pressure, small capacity drum boiler long-term deactivation protection;
10, can react with water to prepare calcium hydroxide, reaction equation :CaO+H2O=Ca(OH)2, belongs to the combination reaction.