Asphalt pavement cracks in the use of filling asphalt:
① DOAN mechanical company production of high-quality professional road sealant, product model Elastoflex38,Road Cutting Machine the main chemical composition of rubber modified asphalt, the main components of asphalt paste, plasticizer, stabilizer, rubber, etc.;
② DOAN Machinery Co., Ltd. production of high-quality professional road sealant, product model Beram190,Road Router Crack for the hot-melt single component with modified components of the crack elastic asphalt paste;
③ Beijing Xierma Road Conservation Material Co., Ltd. Distribution of the CrackMaster Supreme hot fill sealant.
Main Construction Operation
Slot - free grooving process
1.1 Clear the debris and dust within the seam, with compressed air blowing. 1.2 The use of liquefied gas burner on the crack to dry, to ensure that cracks within the dry.
1.3 will be heated to the required temperature pouring poured into the seam, the control potting perfusion,Crack Router spring and road surface flush or slightly lower than the road in autumn and winter 2-3 mm higher than the road.
Slot grouting operation flow
2.1 Slotting the crack along the fracture location, slotted width of at least 1.2 cm, slotted depth range of 1.2-2.5 cm, the aspect ratio is best controlled in 2: 1 or less.
2.2 Remove the loose edge of the part of the use of wire brush to deal with the part of the peeling.
2.3 to remove debris and dust inside the seam, with high-pressure air or hot air purge.
2.4 The use of liquefied gas burner on the crack to dry, to ensure that cracks within the dry.
2.5 will be heated to the required temperature pouring poured into the slot, and asked to open the filling slot filling filling.
2.6 In order to advance the traffic on the construction section, reduce the traffic pressure caused by construction work,Crack Sealing Machine sprinkle a small amount of sand or fine aggregate on the irrigation glue to prevent sticky wheel to open ahead of the traffic.
