Quality quicklime lime directly affects the quality of Wuchang sand-lime brick sand-lime brick to build, should be used in high calcium content, digestion speed, high temperature digestion quicklime their specific requirements as follows:. 60% CaO content>; MgO < 5%; digestion rate 60 ℃; burned lime <5%; lime <10%; chalking ash <10% at the time in order to solve the lime hydration volume expansion effect on sand-lime brick, usually adopt some measures to improve the following .① Lime fineness general control of 3000cm2 / g around .② improve water-cement ratio. Mixtures molding moisture control in general 7.5% ~ 10% .③ added gypsum and other additives. (3) Production of drinking water can be used for any . use when natural water sand-lime brick, should meet the following indicators: PH value of not less than 4; total salt content must not exceed 5000mg / L; shall not contain fat, vegetable oil, sugar, acids and other harmful substances autoclaved lime sand. sand and lime brick is the main raw material wholesale Wuchang sand-lime brick, allowing the incorporation of pigments and additives, the billets, pressing, high-pressure steam curing made of ordinary sand-lime brick. Autoclaved sand-lime brick (hereinafter referred to as sand-lime brick) is a mature technology, excellent performance and energy-efficient new building materials, it is suitable for multi-layer hybrid bearing wall structure of the building. Wuchang wholesale sand-lime brick, cement pavilion (certified), Jianghan sand-lime brick by Hongshan District of Wuhan pavilion cement operation. Hongshan District of Wuhan pavilion cement business unit (www.whltsn.com) (www.hbltsn.com) was Wuhan, cement and products leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum Limits to meet customer needs. Cement leader in the pavilion with the staff warmly welcome all inquiries negotiations to create a better future for cement pergola.