my country’s third “Ten Atmospheric Measures” are released to vigorously promote the reduction of nitrogen oxides and VOCs emissions
At the State Council’s regular policy briefing held on December 11, Liu Bingjiang, chief engineer of the Ministry of Ecology and Environment and director of the Department of Atmospheric Environ…
From December 1, Beijing will adopt traffic management measures for vehicles carrying hazardous chemicals in other cities.
According to a notice issued by the Beijing Traffic Management Bureau, starting from December 1, Beijing will adopt traffic management measures for vehicles carrying hazardous chemicals in other citie…
Measures to reduce concrete bleeding
1. Improve the mix ratio of concrete; 2. Mix concrete thoroughly; 3. Use mineral additives; 4. Improve bone Grading of materials; 5. Increase the amount of cement-based materials; 6. Choose cement wit…
Measures to prevent concrete segregation using concrete anti-segregation agent Shanxi anti-segregation agent manufacturer
1. Optimize the mix ratio of concrete and improve the cohesion of concrete. Such as reducing the water-cement ratio, increasing the amount of cementitious materials, adding fly ash, silica powder and …
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…
Several treatment measures for the crusting of lightweight gypsum mortar floors
Analysis of the causes of crusting on the light gypsum mortar floor: The surface of the base layer is not clean, and there is floating ash, slurry film or other dirt. In particular, white ash sticks t…
Construction measures for lightweight gypsum mortar in winter
1. In the winter period, the brick masonry project adopts the method of adding chlorine-free salt antifreeze mortar. 2. Requirements for materials: (1) Dust and snow on the surface of bricks should be…
Several major problems and prevention measures for plastering gypsum mortar
Painting gypsum mortar on the surface of the building not only obtains a smooth surface, but also protects the wall. The common problems that occur when plastering gypsum mortar are cracking, hollowin…
First aid measures for dipropylene glycol methyl ether (DPM)
【Skin Contact】Take off contaminated clothing and rinse with running water. 【Eye contact】Lift your eyelids and rinse with running water or Normal salineFlush. Seek medical attention. 【Inhalation】Quickl…
Prevention and emergency measures of polyurethane foam fires
Polyurethane is called polyurethane. The foam made of this material has very good ‘s insulation, heat preservation and sound insulation properties. Polyurethane foam plastic, commonly known as s…
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