Double block a frantic jumble track major repair materials and tools

Double block without a frantic jumble track major repair material double block without a frantic jumble track major repair material and tool project name note materials polymer cement base material for concrete crack surface closed low viscosity resin material for concrete cracks without pressure grouting low pressure grouting repair material for concrete crack elastic polyurethane material is used for low pressure grouting mortar or concrete expansion joint repair resin polymer modified cement mortar for concrete defect repairing technical guidance, material procurement please contact - - Li Yanglong - 15838304411.