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Grouting construction of Shenzhen tunnel
Time:2020.08.04
Preparation before high pressure grouting and plugging of Shenzhen zhongshenglong waterproof decoration company



1. Machine mixing: concrete mixer or mortar mixer.



2. Manual mixing: mixing tank and shovel.



3. Some buckets.



4. Some platform scales.



5. Mixing tank.



6. High level funnel, grouting pipe and pipe joint.



7. Grouting booster.



8. Formwork (steel formwork, wood formwork).



9. Straw bag, rock wool quilt, etc.



10. Cotton yarn



The tunnel grouting and plugging of Shenzhen zhongshenglong waterproof decoration company is to use high-pressure mechanical power, The water-soluble polyurethane chemical grouting material is injected into the concrete cracks. When the slurry meets the water in the concrete cracks, it will quickly disperse, emulsify, expand and consolidate. In this way, all the cracks in the concrete will be filled by the consolidated elastomer, and the water flow will be completely blocked outside the concrete structure, so as to achieve the purpose of professional waterproof and leakage repair.



High pressure grouting plugging technology is a new advanced technology of high-pressure airless grouting, which is a new technology of water-soluble grouting materials used in developed countries.