Quicklime uses: quicklime is removed by chemical vapor absorption method commonly used calcium oxide desiccant manufacturers, also used in steel, pesticides, pharmaceuticals, drying, tanning and alcohol dehydration. Especially suitable for puffed food, mushrooms, fungus and other native products, as well as instrumentation, medicine, clothing, electronic telecommunications, leather, textile and other industry products. The main factors affecting the quality of the lime burning: limestone quality and particle size. CaO content and crystal structure of limestone is burned out of the premise of good quality lime, and limestone particle size ratio is reasonable (Large / Small = 2/1), to improve the state of the furnace air movement, heating the material to enhance the effect of decomposition.