Composite Portland Cement: Portland cement clinker from 20% to 50% and the amount of two or hybrid materials made from finely ground gypsum cement matrix of two or more specified Wuhan Huaxin Cement, called composite silicon Portland cement (referred to as composite cement) Wuhan spikes cement, codenamed PC. Heat Portland Cement: Portland cement clinker with proper ingredients, adding the cement matrix with moderate heat of hydration of the ground made the right amount of gypsum. According to GB / T17671 test. But ordinary portland cement mortar strength test during pozzolana Portland cement, fly ash cement, composite Portland cement and mixed Pozzolanic material, water-cement ratio and by 0.50 mortar fluidity of not less than 180mm to determine. When the flow is less than 180mm, shall be integer multiples of 0.01 incremental approach will be adjusted to the mortar fluidity water-cement ratio of not less than 180mm. Mortar fluidity test according to GB / T2419 conduct, including the preparation of mortar by GB / T17671 conduct. Wuhan Wuhan cement wholesale _ _ Cement Cement (View) provided by Wuhan Hongshan District pavilion cement operation. Hongshan District of Wuhan pavilion cement operation (www.whltsn.com) (www.hbltsn.com) is a professional, "cement, aerated blocks, sand-lime brick" of the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage of healthy competition in the market, so that the "Huaxin Cement, Junshan cement, cement spikes, the Three Gorges cement, cement house" brand has a good reputation. We adhere to the "service first, customers first" principle, so Wuhan cement won the trust of customers and the public in cement products, establish a good corporate image. Special Note: This information is for reference pictures and information, please contact us to obtain the most accurate information, thank you!