精品无人乱码一区二区三区的特点,日韩内射激情视频在线播放免费,少妇激情一区二区三区视频小说,伊人久久大香线蕉av网站,亚洲精品无码成人a片蜜臀,欧美性受xxxx黑人猛交,亚洲精品一区久久久久一品av,亚洲精品成人片在线观看

            Building materials chemicals

            DB-707 new antifreeze

            This product is a new type of concrete antifreeze developed by the company. It is a chlorine-free, alkali-free and non-toxic antifreeze composed of new antifreeze materials, water reduction and early strength of air intake. It has a variety of functions such as antifreeze, early strength water reduction, impermeability and plasticization, which can make the steel bar rust-free, eliminate the "AAR" reaction in the concrete, and improve the durability of the concrete. After Shenyang, Inner Mongolia and other places of engineering proves, the technical performance of this product is better than similar domestic products, and it is an ideal concrete antifreeze for winter construction.


            Product Features

            • This product is chlorine-free, alkali-free and non-toxic, can be used for drinking water and other important concrete projects, can ensure that the durability of the project reaches the limit specified in the design, when other antifreeze is not adaptable, this product can be selected.

            • This product is a combination of inorganic and organic new materials. It has multi-function, low dosage, strong frost resistance, early strength and late strength does not decrease, etc., and can reach the critical strength of frost resistance in 7 days at negative temperature, and the technical and economic benefits are very ideal.

            • This product has good plasticizing function, water reduction rate ≥ 13%, can be formulated with different strength grades of pumped antifreeze concrete.

            • The appearance of this product is an aqueous solution, the density is about 1.2 at 20 °C, the solid content is 45%, and the pH value is 7 ~ 8.


            Scope of application

            • It can be used for ordinary concrete, slag concrete, full slag concrete, and can be formulated with plastic concrete, fluidity concrete, large fluidity concrete, high-strength and high-performance concrete. For commonly used Portland cement, ordinary Portland cement, slag silicon.

            • Salt cement, fly ash and mountain ash Portland cement have strong adaptability.

            • Use this product while adding admixtures or other admixtures, the effect is ideal.


            Home
            Product
            News
            Contact
            主站蜘蛛池模板: 九九视频免费精品视频| 狂野欧美性猛交xxxx| 97碰成人国产免费公开视频| 亚洲爆乳精品无码一区二区三区| 欧美精品色婷婷五月综合 | 中文文字幕文字幕亚洲色| 国内精品久久久久影院蜜芽 | 在线天堂资源www在线中文| 国产免费爽爽视频| 国产精品污www一区二区三区| 国产精品亚洲专区无码牛牛| 国产超碰人人爽人人做av| 国产成人精品成人a在线观看| 日本巨大的奶头在线观看| 精品人妻系列无码专区久久| 国产精品久久久久久熟妇吹潮软件 | 初尝黑人嗷嗷叫中文字幕| 又黄又猛又爽大片免费| 欧美国产日韩在线三区| 中文有码vs无码人妻| 国产内射一区亚洲| 久久www免费人成人片| 狠狠色噜噜狠狠狠狠888奇米| 亚洲色偷偷偷综合网| 少妇被爽到高潮动态图| 免费人成网站视频在线观看国内| 久久久中日ab精品综合| 亚洲狠狠婷婷综合久久久久图片| 亚洲人成网线在线播放va| 欧美午夜成人片在线观看| 日亚韩在线无码一区二区三区| 久久久久久久无码高潮| 精品国产一区二区av麻豆不卡| 国产超碰人人爽人人做av| 国产在线精品一区二区三区不卡| 窝窝午夜理论片影院| 免费中文熟妇在线影片| 伊人久久大香线蕉av仙人| 亚洲高清成人aⅴ片777| 日欧一片内射va在线影院| 亚洲精品成人片在线观看精品字幕|