Compatibility between polycarboxylic acid slump protection agent and various raw materials of concrete

When the same polycarboxylic acid sloughing agent is used but different cement is used, it is possible that this polycarboxylic acid sloughing agent has good compatibility with one kind of cement but poor compatibility with another cement, and when u…

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Influence of concrete raw materials on the properties of polycarboxylate superplasticizer

Concrete is an indispensable raw material in the construction of construction projects. In the process of preparing concrete, in order to improve the performance of concrete, it is necessary to add water reducing agent after adding water, stone, sand…

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Price fluctuation of metal raw materials, Tongrun will be affected.

According to the report of CINN on January 16, UBS estimates that the price of copper, aluminum, nickel, lead, zinc, and other metal raw materials will rise in 2020.…

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Japan's new coronavirus forces tight domestic supply of lightweight foam concrete raw materials

Japanese media said that the spread of the new crown pneumonia epidemic is affecting the Japanese peoples lives and economic situation in many ways. Following the proposal to suspend large-scale assemblies, the government has also called fo…

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