Building waterproof material introduction construction waterproofing construction method


The current buildings are all waterproof, but there are too many types of waterproof materials on the market, and the brands are also uneven. The quality of waterproof materials directly affects the waterproof effect, so we should pay attention to the selection of materials. So what are the materials for building waterproofing ? What are the construction methods for building waterproofing? Let's introduce you to the small series of the decoration home network below.


建筑防水


First, the building waterproof material


1, YYA special waterproof impermeability slurry


Product performance, a new anti-seepage waterproof material, is a gray powder composed of dozens of pure inorganic components, non-toxic and tasteless, flame retardant, environmentally friendly, and can be used in food and drinking water projects. A series of redox reactions occur after adding water. After hardening, it has high strength (7 days C35 or more), waterproof and impermeability, high temperature resistance (400 ° C), UV resistance, antifreeze (-50 ° C), anti-aging, no shrinkage, oil resistance It has the characteristics of strong adhesion and can carry water operation on the back surface. The thickness can be adjusted arbitrarily according to the need (0.5-200mm). It has excellent waterproof, impervious and moisture-proof performance on the back surface, and has secondary repairing effect, especially good at controlling concrete. Difficult water leakage in the masonry structure has been tested by the China National Building Materials Testing Center.


2, rubber and plastic materials


Made of neoprene, butyl rubber, EPDM rubber, polyvinyl chloride, polyisobutylene and polyurethane, it can be made into elastic tireless waterproofing membrane, waterproofing membrane, waterproof coating, coating material, ointment and clay. Sealing materials such as waterstops have the characteristics of high tensile strength, high elasticity and elongation, good adhesion, water resistance and weather resistance. They can be used coldly and have a long service life.


3, polyethylene polypropylene materials


The material is a coil material which is processed by a hot-melt direct-pressure composite process by adding a plurality of anti-aging agents such as an anti-aging agent, a stabilizer and the like to a linear low-density polyethylene resin, and has strong impermeability, high tensile strength and low temperature. Good comprehensive technical performance such as good flexibility, small linear expansion coefficient, good stability, non-toxicity, strong adaptability to deformation, wide temperature range and long service life.


建筑防水


Second, building waterproof construction method


1. How to apply the brushing construction After the bottom layer treatment is finished, it is necessary to start spraying the waterproof coating. It is necessary to pay attention to all the waterproof coating. For the buried water pipe in the wall, it is necessary to dig the groove larger than the pipe diameter. Plaster and brush the waterproof coating. If the actual drainage and sewage pipes and the floor drain are changed during the renovation, it is necessary to strengthen the waterproofing method in the surrounding area.


2, the standard construction is waterproof, usually the height of the brush can be determined according to the needs. Generally speaking, the waterproof of the bathroom is 180 cm high, and the waterproof coating of the non-shower wall can not be lower than 35 cm. However, in order to strengthen the waterproof effect, it is recommended to achieve a total height of 180 cm. In addition, for the light-weight wall and self-built light-weight wall of the toilet room renovation, it is recommended that the waterproof height be the top. Waterproof coatings are necessary to brush to the national inspection specification of 1.5 mm thick. Different waterproof coating construction methods are different. However, when painting, it is similar to the usual liquid paint, from the bottom to the top, first after the wall. When using, if the slurry has bubbles, you need to brush the bubbles, and there is no bubble. The top of the list needs to be painted in one direction and brushed in the opposite direction. The interval between the top and the second is preferably around 4-8.


Building waterproofing is what we do now when building a house, but some people are still very unfamiliar with waterproof materials. So what are the materials and construction methods for building waterproofing? Everyone who wants to know this knowledge knows through the introduction of Xiaobian. Well, if you still want to know more about decoration, please continue to pay attention to the decoration home Internet cafe.


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What is the waterproof construction material for construction? Building waterproof construction method

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