Case Study: Quality Accidents Caused by Excessive Use of Concrete Admixtures
Commercial concrete construction is inseparable from concrete admixtures. Concrete admixtures are chemical materials added before or during concrete mixing to improve the performance of fresh concrete…
Technical parameters of colorants and pastes in paints (quality, tinting strength, weather resistance, fineness)
” >Compatibility of colorants and coatings ” >Finger grinding method to remove white paint 100 grams, add 2-3 grams of the color paste to be tested. Stir thoroughly and apply on the …
In-depth analysis of the influencing factors of sand and gravel content mixed with concrete admixtures on concrete quality
The high content of sand and gravel has always been a headache during construction. Due to the large content, it seriously affects the quality of concrete buildings. According to research, through the…
How to use cement antifreeze? Which early-strength antifreeze manufacturer in Huainan and Anhui has good quality?
When using cement antifreeze, you need to add the antifreeze according to the weight of the cement, then clean the mixer, add sand, gravel and hot water to mix, then add the cement and antifreeze and …
Quality standards for non-national standard industrial sodium sulfide products of the People’s Republic of China_Kain Industrial Additives
The standard divides industrial sodium sulfide products into three categories: Category 1 is ordinary sodium sulfide (commonly known as red alkali); Category 2 is low-iron sodium sulfide (commonly kno…
Yulong brand pump runtong manufacturer teaches you how to judge the quality of lubricants
Pump truck lubricant has been widely promoted and used due to its excellent chemical properties. Currently, there are a large number of lubricants on the market, and the quality of the products is dif…
Effect of admixtures on concrete quality
The wide application of concrete admixtures is the primary symbol of modern concrete engineering. Some quality problems of the mixture during construction are usually related to the viscosity, thixotr…
What should we pay attention to when inspecting the quality of concrete admixtures?
1. Admixture product quality inspection, measuring the composition, performance and quality stability of a certain admixture to determine whether it meets the specified physical and chemical performan…
Cause analysis and preventive measures regarding raw material quality
1 Cause Analysis Due to the decreasing resources of natural sand, the mud content of the sand has also been neglected. Large and small, sometimes even sand from the same sand field will have this phen…
