CGM high-strength non-shrinkage grouting material model how to choose

CGM high-strength non-shrinkage grouting material type cement grouting material in general, the market generic names of CGM high-strength non-shrinkage grouting material. Different companies, different design institute will be named according to different situations, the various models on the market! So, for so many models, how should we choose? How to suitable for my site? Under normal circumstances, all the model of the material strength index, shrinkage and expansion of this can be fine-tuning, so choose the important indicator is the CGM high-strength non-shrinkage grouting material particle size. We should according to the situation of grouting, grouting of gap size, choose the suitable grouting material model. Under special circumstances, generally speaking, there are marked on the design, for example, needs the part of the grouting is a long and narrow shape, so you need high fluidity of the grouting material. . . this kind of situation, tend to have marked on the drawings. So of the most important still is, according to the situation, according to the particle size to choose!