CGM-T80 REPAIR TYPE NON SHRINKAGE GROUTING MATERIAL uses special cement, selected aggregates and additives with novel high fluidity, micro-expansion, anti-segregation to formulate. The product has characters of early strength, high strength, no shrinkage, micro-expansion, self-flow, vibration-free, non-toxic, harmless, non-aging, no pollution to water and surrounding environment, good self-tightness, anti-rust and so on.
Executive Standard / Product Specifications
Technical code for application of cementitious grout
Flexural strength(Enterprise standard)
30min retention value
Vertical expansion rate％
Expansion value difference between 3h and 24h
Reinforcement grip strength (round steel)/MPa
Bonding strength with old concrete Strong / MPa(Enterprise standard)
Corrosive effect on steel bars
Scope of application: Due to its novel early high strength performance, it is suitable for urgent repair, like highway expansion joints and traffic repair required open within 2 hours. When it is used in civil building reinforcement, the reinforced area can reach the required strength within 2 hours.
(Note: This product can be use at low temperature and the strength is not affected. Construction can be carried out in winter when the temperature is higher than -10 °C.)
Dosage, storage, durability is same with CGM-T80A.