What role does petroleum asphalt sheet play in waterproofing membrane
Petroleum asphalt sheet is a material widely used in the construction field, especially in waterproofing membranes. This article will introduce the role and application of petroleum asphalt sheet in waterproofing membrane in detail.
1. The nature and characteristics of petroleum asphalt sheet.
Petroleum asphalt sheet is a black or brown flexible material with the following properties and characteristics:
1.Strong waterproof performance: Petroleum asphalt sheet has good waterproof performance, which can effectively prevent water penetration and protect the structure and internal space of the building.
2.Corrosion resistance: Petroleum asphalt sheet can resist the erosion of a variety of chemicals, including acids, alkalis, salts, etc., so it can also play a good waterproof effect in corrosive environments.
3.High temperature resistance: Petroleum asphalt sheet is not easy to melt at high temperature, and can maintain stable waterproof performance.
4.Low temperature flexibility: Petroleum asphalt sheet has good low temperature flexibility, can maintain good elasticity in low temperature environment, and adapt to the deformation and vibration of buildings.
5.Easy to construct: Petroleum asphalt sheet is easy to cut and splic, and the construction is convenient and fast.
Second, the role of petroleum asphalt sheet in waterproofing membrane.
Petroleum asphalt sheet mainly plays the following roles in waterproofing membranes:
1.The function of the waterproof layer: as the main material of the waterproofing membrane, the petroleum asphalt sheet can form a dense waterproof layer to effectively prevent water penetration.
2.Reinforcement: Petroleum asphalt sheet has a certain strength and toughness, which can enhance the tensile strength and wear resistance of the waterproofing membrane and prolong the service life of the waterproofing membrane.
3.Isolation effect: petroleum asphalt sheet has good isolation performance, which can isolate various surfaces of the building and avoid leakage problems caused by uneven surfaces.
4.Anti-corrosion: Petroleum asphalt sheet can resist the erosion of a variety of chemicals and prevent the building from corrosion.
5.Anti-skid effect: The surface of petroleum asphalt sheet is smooth, which can increase the friction on the surface of the building and prevent people from slipping or vehicles skidding.
6.Environmental protection and energy saving: The pollution generated by petroleum asphalt sheet in the production and use process is low, and it can be used first-class, which meets the requirements of environmental protection and energy saving.
3. Application of petroleum asphalt sheet in waterproofing membrane.
Petroleum asphalt sheet is widely used in waterproofing membranes, mainly in the following aspects:
1.Building waterproofing engineering: petroleum asphalt sheet can play a good waterproof role in the roof, wall, basement and other parts of the building, effectively improving the service life and safety of the building.
2.Road and bridge waterproofing project: Petroleum asphalt sheet is also used in the road and bridge waterproofing membrane, which can prevent moisture from penetrating into the structure of the bridge and road and prolong its service life.
3.Water conservancy engineering: In water conservancy engineering, petroleum asphalt sheet can be used to make waterproof materials, such as waterproof membranes for dams, sluices and other water conservancy facilities.
4.Underground engineering: Waterproofing materials need to be used in underground engineering to prevent groundwater infiltration, and petroleum asphalt sheet is a commonly used waterproof material.
5.Other fields: In addition to the above fields, petroleum asphalt sheets can also be used in waterproof projects in oil and gas pipelines, reservoirs and other fields.
IV. Conclusions. To sum up, as an excellent waterproof material, petroleum asphalt sheet has been widely used in construction, roads and bridges, water conservancy, underground engineering and other fields. It has the characteristics of strong waterproof performance, corrosion resistance, high temperature resistance, low temperature and good flexibility, and easy construction, which can effectively improve the service life and safety of the building. With the continuous development of science and technology, it is believed that petroleum asphalt sheet will have a wider application prospect in the future.