1. Broken aluminum doors and windows have good thermal insulation. The inner and outer borders of the thermal insulation profile are flexibly combined, and the borders are in the form of one rubber strip, two wool strips and three seals, which are tightly sealed, excellent in air tightness and water tightness and excellent in thermal insulation performance; The window sash adopts hollow glass structure, which makes the window truly embody the excellent functions of sound insulation, heat insulation and heat preservation, and saves a lot of heating and cooling expenses. The heat transfer coefficient K is below 2.23-2.94 W/2k, and the energy saving effect is remarkable. The cost of energy saving for several years is enough to make up for the previous investment.
2. The waterproof function of broken aluminum doors and windows. Based on the principle of pressure balance, a structured drainage system is designed. The downward slope is designed as a ladder with a drain, which has smooth drainage and good water tightness.
3. Broken bridge aluminum doors and windows should prevent condensation and frost. Broken bridge aluminum profile can realize triple sealing structure of doors and windows, reasonably separate water vapor cavities, successfully realize equal pressure balance of gas and water, significantly improve the water tightness and air tightness of doors and windows, and achieve the effect of bright windows and clean windows.
4. Design of mosquito-proof screen window for broken bridge aluminum doors and windows. Invisible screen window, which can be installed and used inside and outside, is especially suitable for mosquito-infested areas in the north.
5. Anti-theft and anti-loosening device for broken aluminum doors and windows. Equipped with standard hardware locks to ensure the stability and safety of windows in use.
6. Noise and sound insulation of broken aluminum doors and windows. Its structure has been carefully designed and closely connected. The test results show that the sound insulation capacity of the air can reach 30-40 dB, which can ensure that residents within 50 meters on both sides of the expressway are not disturbed by noise, and can also ensure the tranquility and warmth of the room when it is adjacent to downtown.
7. Fire prevention function of broken bridge aluminum doors and windows. Aluminum alloy is made of metal, and the insulating strip is made of PA66+GF25 (commonly known as nylon insulating strip), which is non-combustible and has good high temperature resistance.
8 broken bridge aluminum doors and windows. Sandstorm resistance. The inner frame straight material adopts hollow design, which has strong wind pressure deformation resistance and good earthquake resistance. Can be used in high-rise buildings and civil houses, and can design large-area windows with large lighting area; The air tightness of this kind of window is better than that of any aluminum window or plastic window, and the indoor windowsill and floor can be guaranteed to be dust-free in areas with heavy wind and sand.
9. Broken aluminum doors and windows have high strength and are maintenance-free. Broken bridge aluminum window has high tensile and shear strength, strong thermal deformation resistance and durability. Broken bridge aluminum profile is not easy to be corroded by acid and alkali, yellow and faded, and almost does not need maintenance.
10. Broken aluminum doors and windows are brightly colored and decorative. It can realize different colors of indoor and outdoor surfaces of doors and windows, meet customers' preference for color effect and aesthetic requirements of color gamut space, and meet the requirements of architects' personalized design. The aluminum profile adopts streamlined design and has a luxurious appearance.
1 1. Green building materials, broken aluminum doors and windows, circular economy. Broken aluminum doors and windows will not produce harmful substances in the production process, and all materials can be recycled. They are green building materials and environmentally friendly products, which are in line with the sustainable development of mankind.
12. Broken aluminum doors and windows have many opening forms, which are comfortable and durable. There are flat type, inclined type, hanging type, push-pull type, flat type and inclined type. , suitable for public buildings, residential quarters and municipal engineering; High-quality hardware fittings are durable, the operating handle is humanized, beautiful and comfortable, and it is convenient and flexible to open. Every action has been tested, and the number of fatigue tests has reached tens of thousands. Push and pull easily and silently, mature and perfect door and window processing technology, high-precision program control processing center for production, stable quality is guaranteed.
The outstanding advantages of heat insulation broken bridge aluminum alloy doors and windows are high strength, good heat insulation, good rigidity, good fire resistance, large lighting area, good atmospheric corrosion resistance, high comprehensive performance, long service life and good decorative effect. The use of high-grade broken bridge aluminum alloy doors and windows is the first choice for high-grade building windows.
It depends on the material: the thickness, strength and oxide film of high-quality aluminum profiles for aluminum alloy doors and windows should meet the relevant national standards. The wall thickness of inelastic assembly structure of window is above 1.4 mm, and that of inelastic assembly structure of door is above 2.0 mm The tensile strength should reach 157 Newton per square millimeter, the yield strength should reach 108 Newton per square millimeter, and the thickness of oxide film should reach 10 micron. If you can't meet the above standards, it is inferior aluminum alloy doors and windows and can't be used.
Look at the processing: high-quality aluminum alloy doors and windows, fine processing, exquisite installation, good sealing performance and convenient opening and closing. Inferior aluminum alloy doors and windows blindly adopt aluminum profile series and specifications, and the processing is shoddy. Saw instead of milling, not installed as required. Poor sealing performance, uncomfortable switch, not only air leakage and rain leakage, but also glass cracking. When encountering strong wind and external force, it is easy to scratch or touch the push-pull part or glass, damaging things and hurting people.
Look at the price: under normal circumstances, high-quality aluminum alloy doors and windows save about 30% energy than inferior aluminum alloy doors and windows because of their high production cost. Some aluminum alloy doors and windows made of aluminum profiles with a wall thickness of only 0.6-0.8 mm are far below the relevant national standards in tensile strength and yield strength, so they are unsafe to use.
In addition, it is best to choose the products of regular aluminum alloy doors and windows manufacturers, and the products that are not processed according to the standards are not easy to meet the standards.
In recent years, broken bridge aluminum doors and windows have gradually become popular. It is a new type of thermal insulation and energy-saving door and window after ordinary aluminum alloy doors and windows and colored aluminum alloy doors and windows. Broken bridge aluminum doors and windows, using broken bridge insulation heat conduction technology and insulating glass, have the functions of energy saving, sound insulation and waterproof. Compared with ordinary doors and windows, the heat loss is reduced by 50%, the heating cost is reduced by about 35%, and the sound insulation, water tightness and air tightness all reach the national A 1 class window standard.
The design of broken bridge aluminum doors and windows has introduced the styles of Europe, America and other countries, which is getting better and better. Widely used in villas and other high-end buildings. With the in-depth development of energy conservation and emission reduction in China, broken bridge aluminum doors and windows will have a leap-forward development. In the next few years. The total area of energy-saving buildings will exceed 2.2 billion square meters, including 654.38+06 billion square meters of new buildings and nearly 600 million square meters of existing buildings. The market capacity of these buildings for energy-saving materials and technologies can reach trillions of yuan, which will provide a huge market space for the development of energy-saving and environmentally-friendly building materials.
For the products of aluminum alloy window broken bridge announced by real estate developers and some architectural design departments, ordinary consumers are at a loss as to who is superior or inferior. As soon as the early aluminum alloy doors and windows came out, compared with the early solid web steel windows and open web steel windows, the light and beautiful decoration really attracted many consumers. However, with the passage of time and the test of wind, frost, rain and snow in spring, summer, autumn and winter, the disadvantages of the original aluminum alloy doors and windows are exposed, especially the shortcomings of strong thermal conductivity and poor thermal insulation, which makes people complain. Nowadays, broken aluminum doors and windows have entered people's lives, bringing people new attention.
Broken bridge aluminum doors and windows are favored by investors because of their good industrial base and broad market prospects. After years of development, broken bridge aluminum doors and windows have become one of the most mature aluminum doors and windows in aluminum building materials.
Most aluminum alloy doors and windows are ordinary aluminum alloy profiles and single-layer glass. For example, aluminum alloy doors and windows with broken bridge function and insulating glass account for less than 20% of the whole aluminum alloy window market, and the market for broken bridge aluminum doors and windows will be extremely broad.