How to choose stainless aluminum doors and windows
Nowadays,many house chooses aluminum doors and windows ,but aluminum alloy is easily rust.It’s bad.So we should avoid this problem.There are many reasons about rust.
Aluminum doors and Windows "rust" is very complex, is generally believed that associated with the protective film of aluminum.About 80% of the aluminum on the market at present is generated by anodic oxidation protective film - oxide film. The thickness of the oxide film and strong degree is the key of aluminous material wear-resisting, corrosion resistant.
Formal professional manufacturer and good reputation, (such as: shenzhen hongtai doors and Windows ) of aluminum oxide film requirement is high, the thickness of the oxide film, hardness, fastness than national standard strictly, over the years by customers welcome and trust.However, many manufacturers because of the need of vicious price competition, did a lot of hands and feet in the oxide film, especially the HuBei Yellowstone area many aluminum manufacturer, thickness of oxide film is far can not meet the national standard, some even no oxide film; Poor at the same time, due to the use of raw materials, resulting in hard oxide film was low, poor fastness, easy to fall off.So it’s necessary to know suppliers’ visibility and credibility before you buy.
For more information,please contact: Omar Sui