Paint waterproof construction

China Paint Online News Information
Paint waterproof construction
1. Waterproof paint can be divided into hair style, reaction type, reaction wave hairstyle and hydration crystalline penetration type, in the selection of waterproof coating type, should be based on the project waterproof grade, water table situation and structural environment to determine.
. Before the waterproof construction of the coating, the grass roots should be carefully cleaned up to remove the surface area of ash, oil, rust, etc.,
3. Brushing paint should be completed many times, the 3rd coating layer must wait for the previous layer to dry, the direction of the second coating should be vertical with the first layer, the same layer coating film should be no less than 5mm.
4. Apply a brush or scraper to the coating as a "reinforced" chemical fiber cloth. The joining width between the adjacent chemical fiber cloths of the same layer should be greater than or equal to 100m, and the seams of the upper and lower layers of chemical fiber cloth should be staggered by 1/3 width. After the construction of the waterproof coating layer and after passing the leakage test, the outer protective layer should be done well to prevent damage to the waterproof layer when backfilling soil.