Where appropriate composition with raw material till the partial melting of Wuhan cement, the resulting calcium silicate as a main component, iron content of less clinker adding an appropriate amount of gypsum, white hydraulic binder made from ground, called white Portland cement (referred to as white cement). Wuhan cement grinding cement when agents are not allowed to join more than 5% by weight of cement limestone. NOTE: allowed to join without impairing the performance of cement grinding cement grinding aids, added in an amount of not more than 1% by weight of cement. Mixed with other additional material, it must be tested and reported to the approval of the Ministry of Building Materials Industry. Cement after condensation in the air and the water quickly hardens and mechanical strength (compressive and flexural strength). Generally cement: sand = 1: 2.5 mortar samples in water conservation 3 days, 7 days and 28 days compressive and flexural strength cement Wuhan peak, are in line with national standards as a strength index of cement to kg / cm2 gauge , and the value of compressive strength of 28 days referred to cement label. Wuhan Thunder Mountain Cement _ pavilion cement (certified) _ cement provided by the 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.