[Jin Shuai waterproof science popularization] what is the reason why the waterproof layer turns white during waterproof construction? How?

As long as the closed water test passes, there is no need to worry too much.

In fact, improper waterproof construction is one of the factors causing the whitening of waterproof coating, and there are many factors causing the whitening of waterproof coating.

Jinshuai waterproof supermarket can meet the needs of various waterproof schemes, use high-quality products and serve high-quality projects.

They didn’t know what caused it.

Many residents reported that the waterproof layer in their home turned white for no reason.

03 improper operation of coating proportioning in the proportioning process of waterproof coating, the proportioning is not carried out in strict accordance with the product instructions, too much water is added, and the mixing is uneven, which will destroy the film-forming effect of the coating.

The waterproof construction temperature should be 5-35 ℃, and the relative humidity should not exceed 85% to ensure good indoor ventilation; 2.

3.

The base course shall be wet evenly, but there shall be no open water.

The construction process shall be correct.

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You can use a hair dryer to dry the whitening part.

The thickness of the waterproof layer on the ground of the general toilet is recommended to be 1 ~ 1.5mm, and it is better to brush more layers at the connection between the floor drain and the pipeline.

Remedial measures if the waterproof layer in the home has already turned white, remedial measures can be taken to deal with it.

The waterproof construction environment is very important.

Thank you for your patience in reading this article 11-.

If the bathroom happens to encounter rainy weather during waterproof construction, the air humidity is high, resulting in the slow drying and solidification speed of the waterproof layer, which will also lead to the whitening of the waterproof layer.

If there is much whitening, the waterproof layer shall be removed and repainted.

First, determine whether the waterproof is completely dry.

The whitening of waterproof layer is required in waterproof construction, which is caused by some wrong operations in the process of waterproof construction.

1.

Therefore, in the process of waterproof construction, we must strictly follow the standard waterproof construction and do a good job in the following aspects.

01 mixed with base course cement.

04 the air humidity is high.

2.

1.

If the master’s skill is not good, the uneven brushing and coating in the case of waterproof will cause the waterproof layer to turn white.

In some cases, the waterproof layer is painted thinner.

02 uneven brushing and coating these conditions generally occur before the closed water test.

The base course is uneven, the primary film is too thick, the brushing is uneven in the waterproof construction process, and the uneven thickness of the coating will cause excessive local moisture, flower and even crack.

After asking some professionals, they found that it was caused by the spraying operation before it was completely dry.

The mixed waterproof shall be used up within 1 hour, and the unused materials shall not be mixed with water.

If the whitening range is small, no more than 5% of the whole, the influence of waterproof and tiling effect will not be obvious.

The waterproof layer is easy to mix with the color of base course cement, which looks like white, but there is not much problem in fact.