The carbon graphite powder The carbon graphite powder has good chemical stability. Specially processed carbon graphite powder has the characteristics of corrosion resistance, good thermal conductivity, and low permeability. It is widely used in the m…
Under the premise of ensuring the quality of concrete, early strength agent can greatly shorten its final setting time, make it as early as possible, and then accelerate the turnover of template, save template dosage.…
In the UK, more than 100 schools were closed because of the danger of collapse In the UK, many schools use RAAC (autoclaved aerated cement) This is a concrete material that is lighter. In 2018, the roof of a school in southeast England collapsed…