NEWS

A large private enterprise specializing in the production and operation of geotechnical materials

26

2022

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06

How many methods are used for tunnel waterproof board?

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Tunnel waterproof board is a useful method for impervious treatment of permeable water body. The welding temperature is generally 1500~1800, and the welding speed is 0.15~0.20 meters/minute. Before construction, it should be recognized through experiments that the operating voltage is generally 110 volts, and the speed is briefly controlled within 0.15~0.20 meters/minute. The splicing width is 15 cm, and the joint width is 2.5 cm. When the indicator light changes from green to red, the operation can be stopped.
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Due to the widespread use of this kind of waterproof board, the price of waterproof board will certainly increase, and the price of raw materials of waterproof board will also increase with the price of waterproof board. However, only by producing materials with good quality and color, can we ensure that the eva waterproof board produced is good, and can we ensure that consumers can buy at ease. The sampling process should be witnessed by the supervision unit or the construction unit.
The waterproof board was once in a period of great production and good use. Due to the change of climate from time to time, this change has a certain degree of auxiliary effect on the construction of eva waterproof board. Due to this phenomenon, the price of this waterproof board is not firm. Due to the widespread use of this waterproof board, the price of waterproof board will definitely increase, The price of raw materials for waterproof boards will also increase with the price of waterproof boards, but only by producing materials with good quality and color can we ensure that the eva waterproof boards produced are good and that customers can buy them with confidence.