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Ultra High Strength Non Shrinkage Grouting Material

ULTRA HIGH STRENGTH NON SHRINKAGE GROUTING MATERIAL CGM-T80 ULTRA HIGH STRENGTH NON SHRINKAGE GROUTING MATERIAL is composted with special cement , selected admixtures and aggregates and additives of high fluidity, micro-expansion, anti-segregation materials. The product has characters of high......

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ULTRA HIGH STRENGTH NON SHRINKAGE GROUTING MATERIAL

CGM-T80 ULTRA HIGH STRENGTH NON SHRINKAGE GROUTING MATERIAL is composted with special cement, selected admixtures and aggregates and additives of high fluidity, micro-expansion, anti-segregation materials. The product has characters of high strength, No shrinkage, micro-expansion, self-flow and vibration-free, non-toxic, harmless, non-aging, no pollution to water quality and surrounding environment, good self-tightness, anti-rust and so on.


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Item

Executive Standard / Product Specifications

JC/T986-(2005)2012
Cementitious grout

GB/T50448-2015
Technical code for application of cementitious grout

CGM-T90

Compressive strength
 (Mpa)

1d

≥22

≥20

≥45

3d

≥40

≥40

≥70

28d

≥70

≥60

≥100

Flexural strength(Enterprise standard)
 (Mpa)

1d

≥7

3d

≥12

28d

≥15

Liquidity(mm)

Initial  value

≥260

≥290

≥310

30min retention value

≥230

≥260

≥300

Vertical expansion rate%

3h

0.1-3.5

0.8

Expansion value difference between 3h and 24h


0.02-0.5

0.10

1d

≥0.02

0.9

Limit expansion rate%
(Enterprise standard)

1d

0.01

3d

0.03

Reinforcement grip strength (round steel)/MPa

28d

≥4.0

≥4.4

Corrosive effect on steel bars

NO

NO

NO

Bleeding rate%

≤1

0

0


Scope of application:

Because of its Ultra high strength and 28 days compressive strength can reach more than 100MPa,its application scopes are projects with special requirements on strength, such as treasury, nuclear power plants, special projects with a service life of more than 100 years.

Dosage, storage and durability is same with CGM-T70.


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