A brief discussion on the leakage problem of exterior wall tiles in Anhui buildings
The leakage problem of ceramic tile facing exterior walls must be prevented. The main method is: according to the ceramic tile pasting construction specifications, leave a specified gap between the ce…
Brief description of concrete anti-segregation agent
1. Brief description Concrete anti-segregation agent is a polymer material that is easily soluble in water, and is compounded with high-performance water-absorbing and water-retaining ingredients. It …
A brief discussion on the prevention and control of concrete bleeding and segregation
0Introduction During the use of concrete, it is often found that water continuously appears on the surface of the concrete in a static state, and even separation of the slurry from the sand and gravel…
A brief discussion on the hazards and preventive measures of concrete segregation
Concrete projects are the focus of construction. Concrete quality problems will be transmitted to building quality along the construction sequence. Therefore, the construction industry should strength…
A brief discussion on the applicability of Class A insulation materials
The promulgation and implementation of Gongxiao [2011] No. 65 has had a great impact on the exterior wall insulation market. This regulation is strictly implemented in Gongtongzi [2009] No. 46. Insula…
Introduction to lightweight gypsum mortar and brief analysis of its product characteristics
Gypsum mortar includes cement-based self-leveling, gypsum mortar, leveling mortar, etc. It is a product with high technological content and relatively complex technical links. Gypsum mortar is a dry-m…
A brief discussion on the types of concrete antifreeze and precautions for use Maanshan antifreeze manufacturer Dangtu County early strength antifreeze price
During winter construction, the water in the newly poured concrete is easy to freeze, causing the volume to increase to 9% of the original volume, seriously damaging the internal structure of the conc…
A brief introduction to the impact of winter construction antifreeze on concrete performance Xuancheng antifreeze price Huaining early strength antifreeze price
Abstract: People have summarized a lot of antifreeze experience in engineering practice. This discussion summarizes the winter construction of concrete. Several methods and three characteristics of th…
A brief discussion on the effect of antifreeze on the frost resistance of concrete Tianchang antifreeze price Mingguang early strength antifreeze manufacturer Lai’an County antifreeze water reducing agent price Quanjiao antifreeze Dingyuan early strength antifreeze water reducing agent
In recent years, with the continuous development of highways in our country, the construction period has been continuously shortened, and it is very common for concrete structures to be constructed in…
A brief overview of the development of polyurethane in my country
my country’s polyurethane industry started Beganin the late 1950s. In 1958, Dalian Dyestuff Factory began to study toluene diisocyanate. In 1962, it built a toluene diisocyanate production devic…
