What does Alcoa mean? How to choose aluminum alloy doors and windows?

When dealing with real estate, many people tend to pay attention to the transaction procedures, but in fact, there is still a more critical point for everyone to understand about the house, that is, in terms of materials, the material gap of building real estate under different circumstances is also very huge. What does Alcoa mean? How to choose aluminum alloy doors and windows? When dealing with real estate, many people tend to pay attention to the transaction procedures, but in fact, there is still a more critical point that everyone needs to understand about the house, that is, in terms of materials, the gap between the materials of building real estate is also very huge under different circumstances. Recently, aluminum materials have often been seen. So what does Alcoa mean? How to choose aluminum alloy doors and windows?

What does Alcoa mean?

Alcoa is a world leader in aluminum production and manufacturing, and is committed to producing aluminum as a sustainable product. The main products include calendered products, wheels, forgings, fastener systems, precision castings and solutions in the field of building systems.

Alcoa has about 59,000 employees in 365,438+0 countries. Since 1888, about 75% of aluminum is still in use. As the founder of modern aluminum industry, Alcoa's innovative technology has helped aerospace, automobile, packaging, construction, commercial transportation, consumer electronics and industrial markets achieve many development milestones.

2. Alcoa is a multinational investor of China Aluminum. Since 1993, it has invested nearly 800 million dollars in China aluminum industry. Alcoa has its Asia-Pacific headquarters in Beijing, and has set up production plants, trading companies and offices in Beijing, Shanghai, Qinhuangdao, Kunshan, Suzhou, Guangzhou and Hong Kong. Alcoa produces and sells aluminum plates and strips, fasteners, auto parts and aviation products in China, mainly supplying packaging, printing, commercial transportation, consumer electronics, industrial products, automobiles and aviation markets. By the end of 20 12 and 12, Alcoa had 12 enterprises and 1226 employees in China.

How to choose aluminum alloy doors and windows

1, look at the material

Aluminum alloy doors and windows are generally composed of aluminum profiles, glass and hardware. A high-quality aluminum alloy door and window has certain attention in these three aspects. In terms of material, tempered glass is the first choice. Stainless steel aluminum alloy door frames and five pieces are also better than ordinary aluminum.

Step 2 look at the processing

Good aluminum alloy doors and windows, fine processing, straight tangent, angular, the seam of the whole product is not obvious, good sealing performance, push-pull switch is not stuck. Inferior aluminum alloy is not so good. Inferior aluminum alloy doors and windows will have great defects in sealing, air leakage and rain leakage, and are easy to burst under strong wind.

Step 3 look at the appearance

Good aluminum alloy doors and windows will not have obvious scratches, scratches, bumps and so on. There will be no chromatic aberration, aluminium scrap, burr, etc. If the above situation occurs, it can only show that the aluminum alloy doors and windows you bought have great quality problems. Therefore, everyone should pay great attention to the appearance details when purchasing, because the details can reflect the craft.

The above content mainly describes what I mean to Alcoa? How to choose aluminum alloy doors and windows is introduced in detail. Aluminum is a kind of material that will be used when making articles. There are many places where aluminum is used, and the effect has not weakened at all, so it is also very guaranteed to be used in various places. The choice of aluminum doors and windows must be distinguished because of the change of materials.