Service Cases
The company specializes in the research and development, sales, application, and technical services of engineering materials in the field of safety of engineering structures such as hydropower dams, high-speed railways, and subway tunnels.
Nanjing Metro Line 9
2025-05-09
Project Name: Leakage Treatment of the Nanjing Metro Line 9 End Shaft
Materials Used: 9105 Emergency Oil-Soluble Polyurethane Grouting Material (Flame Retardant Type)
Treatment Result: During the TBM entry phase, some leakage occurred in the end shaft. The problem was effectively solved by grouting and reinforcement using 9105 emergency oil-soluble polyurethane grouting material (flame retardant type), allowing the TBM to successfully enter the tunnel.
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