[China Glass Network] Our decoration usually chooses high quality and low price products. The aluminum alloy door and window market is mixed, and it is not easy to choose a cost-effective aluminum alloy door and window. Let Xiaobian teach you how to buy it.

First, aluminum alloy window sign

Manufacturers with formal or production licenses shall indicate the product's mark on the obvious parts of their aluminum alloy products, including: manufacturer's name or trademark, product name, product model or mark, date of manufacture or serial number. There should be obvious “moisture-proof”, “careful and light” and “upward” words and signs on the package.

Second, aluminum alloy window sealing performance

The introduction of aluminum alloy door experts, choose aluminum alloy doors with inlaid glass, especially products designed with insulating glass, we must pay attention to its sealing performance. If the sealing property is not good, the hollow layer will be contaminated and the appearance will be affected. The brand products adopt high-quality sealing strips and are fully sealed by advanced hot-press sealing technology, which can effectively prevent dust and water, and the sound insulation effect is outstanding.

Third, aluminum alloy window processing quality

High-quality aluminum alloy door, fine processing, welding, especially the stitching parts are very flat. The inferior aluminum alloy doors and windows, blindly use the aluminum profile series and specifications, the processing is shoddy, the corners of the door frame can not be flattened, and sometimes even larger gaps appear. When purchasing, consumers should pay special attention to check for welding defects, such as open welding and leakage welding.

Fourth, aluminum alloy window members
The connection of aluminum alloy door and window components should be firm, and the connection part should be sealed and waterproofed with corrosion-resistant filling material.

Five, aluminum alloy window material

Whether it is a broken bridge heat insulation aluminum profile, the main profile wall thickness should be greater than 1.4mm; the same aluminum alloy profile should have the same color, if the color difference is obvious, that is, it should not be purchased; check the surface of the aluminum alloy profile, there should be no depression or bulging; aluminum Alloy doors and windows avoid the appearance of open air bubbles (white spots) and ash (black spots), as well as cracks, burrs, peeling and other obvious defects; oxide film thickness should be 10 microns, can be light on the surface of the profile when purchased Scratch and see if the oxide film on the surface can be wiped off.

Sixth, aluminum alloy window price

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 costs, cut corners, shoddy, product hidden dangers, generally not suitable. It is better to use the products of regular aluminum alloy door and window manufacturers. You can pay more attention to this information when you buy, so that you can take a lot of detours.

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