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Views: 7 Author: Site Editor Publish Time: 2022-12-03 Origin: Site
Road crack sealant using instruction
1. Close traffic: Set up construction warning signs according to the technical specifications for highway maintenance.
2. Clean the road surface: Clean up the debris on the construction surface, cement slurry and so on with cleaning tools, and ensure that the construction surface is completely dry.
3. Asphalt sealant heating: Put the sealant into the appropriate tank and heat it to 180 ° C -- 190 ° C, and stir continuously during the heating process. The heating temperature should not exceed 220 ° C.
4. Construction: The heated asphalt sealant is poured into the crack with a gun or other tools, and the thickness of the crack surface should be between 0.2-0.3cm.
5. After filling asphalt sealant: Open after the road asphalt sealant is restored to normal temperature. (Usually about 15 minutes).
