In the construction of modern tunnel engineering, shotcrete is an important guarantee to ensure the construction speed, and accelerating agent is the key of shotcrete technology. Concrete accelerator is an admixture which can make concrete set and harden
The physical activity of fly ash includes the micro-form of fly ash and the effect of aggregate, which has nothing to do with the chemical properties of fly ash. It can improve the cementing activity of concrete products and improve the performance of con
Foam concrete is a new type of lightweight thermal insulation material which contains a large number of pores by foaming the foaming agent by mechanical means or compressed air method, then mixing and mixing with the cement mortar, and passing through the
The emergence of green energy-saving and environment-friendly material foam concrete insulation board can completely eliminate these shortcomings, will become the first insulation board in the future.
Floor heating, that is, geothermal radiant heating, is a heating method in which a hot water or a heating cable with a temperature not higher than 60 T is buried in a coil system under a geothermal floor to heat the entire surface and radiate heat uniform
In recent years, many fireplace injuries are related to roof materials, including warmth preservation and waterproof.Some roof materials are very flammable. Therefore, humans will switch interest to a substitute good - foaming concrete,it makes an extraor