[China Aluminum Industry Network] Precautions A careful inspection of the sealing performance of doors and windows According to aluminum alloy door experts, the owner must pay attention to its sealing performance when choosing an aluminum alloy door with a glass insert, especially when purchasing an aluminum alloy door and window product using an insulating glass design. Because if the door and window seal is not good, it will cause the aluminum alloy doors and windows hollow layer filth, seriously affecting the appearance. General aluminum alloy doors and windows brand products using high-quality sealing tape, they will be advanced sealing technology for hot sealing all-round processing, not only can effectively dust and waterproof, but also play a very good sound insulation. Matters needing attention two aluminum alloy door window member In addition, the connection of the aluminum alloy door and window components should be firm, and the high-quality aluminum alloy door and window components need to be sealed and waterproofed with the corrosion-resistant filler material. Matters needing attention three aluminum alloy doors and windows signs Manufacturers of aluminum alloy doors and windows that are regular or have production licenses, indicate the product's marks in the obvious parts of their aluminum alloy products, including: manufacturer's name or trademark, product name, product model or mark, manufacturing date or serial number. There should be obvious “moisture proof†and “carefully light†and “upward†words and signs on the packing box. Matters needing attention four aluminum alloy doors and windows prices Under normal circumstances, high-quality aluminum alloy doors and windows due to high production costs, the price is about 30% higher than inferior aluminum alloy doors and windows. Some manufacturers in order to reduce the cost of cutting corners, shoddy, product hidden dangers, generally should not be used. It is better to use the products of regular aluminum alloy door and window manufacturers. You can pay more attention to this information at the time of purchase. This will allow you to avoid many detours. Note five aluminum alloy doors and windows processing quality High-quality aluminum alloy doors, fine processing, welding stress, in particular, some splicing parts are very smooth. The inferior quality of aluminum alloy doors and windows, blind selection of aluminum series and specifications, processing of rough construction, door frame corners and other locations can not be smooth, sometimes even larger gaps. When consumers purchase, special attention should be paid to checking whether there are welding defects, such as open welding, missing welding and so on. Matters needing attention six aluminum alloy doors and windows material Whether it is a broken bridge thermal insulation aluminum profile, the main profile wall thickness should be greater than 1.4mm; the same aluminum alloy profile color should be consistent, such as obvious color difference, that is not suitable to buy; check the surface of aluminum alloy profile, there should be no depression or bulging; aluminum Alloy doors and windows to avoid the purchase of surface bubbles (white spots) and ash (black spots), as well as cracks, burrs, peeling and other obvious defects of the profile; oxide film thickness should reach 10 microns, optional surface light on the profile Scratch it to see if the oxide film on the surface can be wiped off. Robe Hook,towel hooks,towel hooks for bathroom,bathroom hook Jiangmen Faer Sanitary Co.,Ltd , https://www.faersanitarys.com