measure strength of concrete

When fine grinding of cement in a ball mill, it is sometimes impractical to fine grinding in a dry state. Even if the chemical reactivity requires the material to be dried and ground, it is sometimes...

With the transfer of the global textile industry center to the country, the center of the world's textile additives has also begun to move to the domestic. At present, the market capacity of the...

Zhongke Refining and Chemical's specialty product monoethanolamine is exported to many countries Source: Sinopec News Network Time Sinopec News Network News On March 20, 100 tons of monoethanolamine...

According to the latest data released by the General Administration of Customs on December 7, in terms of US dollars, under the influence of factors such as inventory backlog in major markets and...