However, although polycarboxylate based admixtures have solved the requirements for high-rise pumping and durability of ready mixed concrete, they are highly sensitive to fluctuations in concrete raw materials and environmental conditions, leading to various problems during the construction of ready mixed concrete.
If there is a phenomenon of rebound in the slump of ready mixed concrete, especially in winter, this phenomenon is more common, and the ready mixed concrete mixing plant also solves it vaguely every time.
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