Microfine cement
2017-08-02sakingsh
Description:
Microfine Cements are blast furnace slag based cements composed of ultrafine particles and are designed for injection into loose soils, rock and concrete. They feature a maximum grain size ranging from a D95 of 6µm to a D95 of 16µm. Depending on the application and the permeability of the strata, different grain size can be used. It is suited for stabilizing or sealing all earthen foundations; especially for permanent structures such as tunnels, dams, deep foundations and oil storage tanks. Because they cure into a hardened concrete, Microfine Cements cause no pollution to underground soils or water supplies.
Benefits:
-Excellent penetration in tight joints, fissures and pore spaces
-Improved water tightness following proper application
-Better working environment
-Improved grouting efficiency and less waste
Technical Data
PRODUCT
|
Unit
|
DMFC-600
|
DMFC -800
|
DMFC -1200
|
|
Appearance
|
|
Grey Powder
|
Grey Powder
|
Grey Powder
|
|
Odor
|
|
none
|
none
|
none
|
|
Toxic
|
|
none
|
none
|
none
|
|
Specific Gravity
|
Kg/dm³
|
~3
|
~3
|
~3
|
|
Specific Surface Area
|
Kg/dm³
|
≧600
|
≧800
|
≧1200
|
|
Grain Size D50
|
µm
|
<6.75
|
<4.38
|
<3.21
|
|
Grain Size D90
|
µm
|
<16.31
|
<9.68
|
<7.55
|
|
Grain Size D95
|
µm
|
<22.97
|
<12.86
|
<10.51
|
|
Setting Times (Measured by Vicat needle)
|
Initial set
|
min
|
60
|
120
|
60-120
|
Final set
|
min
|
120
|
150
|
120-150
|
|
Compressive Strength
|
3 d
|
Mpa
|
25
|
25
|
25
|
7 d
|
Mpa
|
45
|
45
|
45
|
|
7 d
|
Mpa
|
60
|
60
|
60
|
prodution line
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Ball mill grinding in production | bagging | Packaged finished pallets |
production application scope
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entity | grouting of foundation support | Track grouting |
Project case
· The xiaowan Hydropower Station inYunnan,China ④
· Xiangan subsea Tunnel in Xiamen,China
· Zhongshan Express way in Taiwan ②
· Taiwan MTR Station
· Hemifeng hydropower station in Hunan,China ⑤
· Xiashen High-speed rail in Xiamen,China.
· Xinjiang Oil field project
· Wuhan Metro line 2 tunnel across the Changjiang river
· Guizhou Shiyazi hydropower station
· Jiangcheng County of Yunnan Province City Tuka River Power Plant
· Olympic Garden
· High-speed tunnel Projection in Western Taiwan
· Taishan Nuclear Power Plant
· Shenzhen Metro line six ①
· Guangzhou-Shenzhen-Hongkong Express rail link ZH-4 Project
· Guangzhou metro line 7
· The foundation projection of Qinghai No 1 Building of Excellent Group in Shenzhen ③
· Hongkong-Zhuhai-macao Bridge Hongkong link road.
· 7304-2 Projection of Shenzhen metro line 7
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