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Preparation of Heat Shrink Sleeve before and during Construction

Company News Article source: http://www.hsdanticorrosion.com Responsible editor: Jasmine Popularity: 197 May 28,2024

Preparation of Heat Shrink Sleeve before and during Construction


1, Before construction should be prepared scissors, flame spray gun, gas bottle, cleaning cloth, steel wire brush, protective gloves, shovel and other construction tools.

2, The pipe into the tunnel, in accordance with the construction requirements of docking, the gap between the two pipes should be less than 5mm, the transverse incision of the steel strip pipe, to the left and right sides inclined 45 degrees.

3, The surface of the pipe will be decontaminated, with a clean cloth clean the surface, remove dust, the width of the cleaning should be twice the width of the pipe, and the shrink sleeve will be set on the clean pipe, ready for welding.

4. After cleaning, the surface of the pipe should be pulled, that is, the surface of the pipe should be polished with a steel wire brush or steel wire ball, then the adhesion strength of the pipe should be improved.

5, The surface of the pipe is preheated is to improve the adhesion of glue and the peeling strength of the pipe, with a flame spray gun to the required welded pipe parts for preheating, the preheating temperature is 50 ° C - 60 ° C.


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