Daoyunai Energy Saving Technology Limited
Committed to underground pipeline CIPP and CCTV
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Special film to protect CIPP liner from damage during trenchless repair
It is suggested that there should be 10 persons for one team, including one for overall process control, one for main equipment operation, and two for the bottom manhole.
Everyone should be proficient in the assembly of light chains, binding, binding, and other processes. In addition, when dragging materials, there shall be one person at the bottom of the well, at least four at the beginning, and two at the end if there is a winch. If there is no winch, more manpower is required to pull materials.
From the completion of pretreatment to the completion of curing, the whole process can be controlled within about 6-8 hours if skilled.
The product range covers four series and more than 20 models in the underground pipeline trenchless repair industry:
1. UV curing and repair integrated system D919: LED lamp curing and high-voltage mercury lamp curing
2. UV cure liner: from diameter DN200 up to DN1800
3. Hot water cure liner: impregnated liner to invert by water gravity and cure by hot water
4. Pipeline inspection robots crawler D18 and D18s: CCTV video inspection of pipeline defects
5. Pipeline periscope D16S: quickly view the internal defects of the pipeline
| Film function | Protection |
| Application | CIPP technology |
| Length | Any length is possible |
