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In fact, the definition of the grout model is very simple:
1. According to the definition of 28 days strength under the standard laboratory curing of grouting, the grouting model can be divided into: C40, C60, C80 and higher strength models;
2. According to the definition of grouting performance, the grouting model can be divided into: ordinary type, reinforced type, super early strength, super fluid state, etc.
3. According to the manufacturer's brand definition, each manufacturer has its own brand, so the brand-defined models such as JTB-40, JTB-60 and JTB-80 are used.
The correct choice of grouting model will have a multiplier effect on your construction. Please look for the brand when purchasing, and spend some money to be cheated by some small manufacturers.