成全视频在线观看免费看下载,免费网站18禁真人床震无遮挡,亚洲爆乳成人无码aaa片漫画,亚洲国产日韩一区二区A片

CN
CN
  • KLJ?-Ⅳ Permeable Crystalline Waterproofer
    KLJ?-Ⅳ Permeable Crystalline Waterproofer Download

    1565847694605466CM7k.jpg

    KLJ ? -IV is a concrete admixture possessing a fantastic Capillary Crystalline Waterproofing function. The admixture is blended into the concrete mixture during the batching process in order to waterproof and protect concrete right from the beginning. It can perforate the cement paste and concrete capillary pores, forming crystalline or gelatinous substances which fill the capillary pores and in doing so reduce concrete permeability. Capillary Crystalline Waterproofing Agent is widely utilized in tunnel and subway systems, hydropower stations, reservoirs, underground vaults and pre-cast components.