CRTS type I plate without mainly tussah orbital repair materials and machines

CRTS type I 1 board without mainly tussah orbital repair material. Polymer cement base material is used for concrete crack surface closed 2. Low viscosity resin material used in concrete Bruno lafont no pressure grouting 3. Low pressure grouting decoration materials used in low pressure grouting concrete cracks 4. Elastic polyurethane material is used in the concrete expansion joint repair 5. 6 resin mortar or polymer modified cement mortar. Anchor slurry sealing materials used for repair 7 plate anchor slurry sealing off the tracks. Resin material used in the cement emulsified asphalt mortar layer from the seam 8. Resin mortar materials used for cement emulsified asphalt mortar layer defect repair