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Water stopping material for underground water monitoring well building, and preparation method thereof
A water stopping material for underground water monitoring well building is granular, and comprises loess, ball clay, bentonite, cement and quartz sand according to a mass ratio of 1:0.05-0.10:0.07-0.14:0.004-0.007:0.005-0.008, and the density, the expansion capacity, the 2h water absorption capacity, the average sinking speed in water and the penetration coefficient after expansion of the material are 1.5-1.9g/cm<3>, 2-4mL/g, 140-200%, 14-17m/min and 4-10*10<-7>m/s respectively. The invention also discloses a preparation method of the material. The water stopping material for underground water monitoring well building has the characteristics of good water stopping effect, environmental protection and low cost.
Water stopping material for underground water monitoring well building, and preparation method thereof
A water stopping material for underground water monitoring well building is granular, and comprises loess, ball clay, bentonite, cement and quartz sand according to a mass ratio of 1:0.05-0.10:0.07-0.14:0.004-0.007:0.005-0.008, and the density, the expansion capacity, the 2h water absorption capacity, the average sinking speed in water and the penetration coefficient after expansion of the material are 1.5-1.9g/cm<3>, 2-4mL/g, 140-200%, 14-17m/min and 4-10*10<-7>m/s respectively. The invention also discloses a preparation method of the material. The water stopping material for underground water monitoring well building has the characteristics of good water stopping effect, environmental protection and low cost.
Water stopping material for underground water monitoring well building, and preparation method thereof
MA ZHIFEI (author) / YUAN ZHIYE (author)
2015-06-10
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
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