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Grout pump drilling
Grout pump drilling is widely happened during the grouting projects. The purpose and function of foundation pit support as the following:
1.Ensure the stability of soil around the foundation pit, while meeting the requirement of sufficient space in the basement construction. This is necessary for earth excavation and basement construction.
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Grout pump drilling is mainly used for WSS Grouting technology which is double
tube grouting at the ends of hole. It can grouting cement, sodium silicate double slurry, and worked in subway, tunnel construction and other projects for sealing the foundation pit gushing water, collapse, land subsidence, etc. which caused by underground water, quicksand, karst cave.
Grout pump drilling is a dual slurry grouting injection pump, the pump has two separate cylinder to avoid the slurry and sodium silicate to mix inside the cylinder, then the two liquid will be outlet by two hose and mixed outside the pump. This model pump is matched with our LZJ series drilling rig which include double wall tube. The two liquid will mix at the end of double wall tube, so it has good performance on the waterproof curtaining grouting, improve soft ground.
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