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In the face of the trend of global economic integration, China Coal Group will take this opportunity to continue to uphold the spirit of craftsmanship, continue to refine its skills, improve its own s

GLLP-3II mortar sprayer machine is an electric screw type high pressure mortar spraying machine specially used for spraying mortar.

When we use concrete Shotcrete machine work, the use of concrete have any requirements? Concrete spraying machine company believes that there’re some common in what we call--good quality concrete. ① f

The concrete mix including cement, aggregates, water and any admixtures, additions or fibers shall be selected to satisfy all the performance criteria for the fresh and hardened concrete. Content mate