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目前显示的是标签为“grouting injection machine”的博文

Grouting injection machine available in Qatar

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  Grouting usually is defined as an injection under pressure of fluid material into fractures and cavities in rock, soil or artificial structures. Such as dam grouting, underground constructions grouting, foundations injection and grouting. Constructions grouting, etc. At the same time, grouting methods could be divided into compaction grouting (displacement), cement grouting (Intrusion), chemical grouting (Permeation), jet grouting (replacement).   As for the grouting injection machine, high pressure injection grouting pump and low pressure injection grouting pump. High grouting pressure increases the gouted volume and breaks up weak parts, strengthens and seals of the weakness. And lower pressure grouting do not use excessive pressure in the grouting process to avoid doing further damage to the structure by widening existing crakes. Usually high pressure grouting injection pump and low pressure grouting pump are choosed based on the project doing.   Grouting injection mac