Regarding the charging of pump mortar
Some areas believe that pump mortar can charge construction unit fees instead of using lubricating agents. This phenomenon is only temporary. As market competition intensifies, lubricating pipes are o…
[Castor oil supply and sales] Here are some points you should pay attention to regarding the safety of castor oil
Castor oil is a triglyceride of fatty acids. Castor oil is found in castor seeds and its content is 35% to 57.%.” It is extracted by squeezing or solvent Castor oil is prepared by this method. I…
[Paraffin wax supply] Regarding the melting point and stability safety precautions of paraffin wax
Paraffin wax is a colorless to white translucent lump. Pure paraffin is white, while paraffin containing impurities is yellow. It is tasteless, odorless, and greasy. It is stable at room temperature, …
Regarding the charging of pump mortar
Some areas believe that wetting pump mortar can charge construction unit fees instead of using lubricating agents. This phenomenon is only temporary. As market competition intensifies, lubricating pip…
Regarding the research on the synthesis and performance of first-ester method and post-ester method water-reducing agent
It is a high-efficiency concrete water-reducing agent. It was first developed and applied by Japan in the 20th century and was industrialized in the 1990s. It can improve the strength of concrete; or …
Cause analysis and preventive measures regarding raw material quality
1 Cause Analysis Due to the decreasing resources of natural sand, the mud content of the sand has also been neglected. Large and small, sometimes even sand from the same sand field will have this phen…
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