1. The normal Windows and doors: ordinary aluminum inside and outside without air layer, surface spraying anti-corrosion treatment.Article

2. The broken bridge: using the insulation will be inside and outside two layer of aluminum alloy is separated and closely connected into a whole, constitute a kind of new type thermal insulation aluminum extrusions, inside and outside color can be chosen optionally, beautiful, good performance, energy saving effect.

Sealing

Aluminum alloy door should choose stereo sense is strong, good sound insulation effect double insulating glass. Pay attention to its sealing performance, if seal is not good, will lead to shelter evil people and practices insulating layer, affect beautiful, basic brand products using high quality sealing strip.

Checking hardware 

Aluminum alloy door window is installed normally below damp environment, the quality of fittings such as hinge of pulley, hardware, door lock, door handle stands or falls, affect the service life of aluminum alloy door directly. The quality of accessories used on the market is very different, regular brand products generally choose high corrosion resistance, not easy to rust galvanized hinge, and some small manufacturers will match ordinary iron hinge.

Processing quality

High quality aluminum alloy door processing fine, welding stress, splice site is flat and level. Inferior aluminium alloy door, choose aluminous profile series and norms blindly, processed and manufactured frame corner position such as not smooth stitching, and sometimes even appear larger gap.

Aluminium alloy door window is compared with common wooden door, wooden door needs to use paint to finish commonly, and inside the board of paint and artificial synthesis, residual there is harmful material such as a lot of formaldehyde, harm health. And aluminum alloy door because avirulent, do not have other harmful substance and accord with environmental protection requirement, so aluminum alloy door window is new generation environmental protection product.

Shandong Imagery Aluminum Technology Co.,Ltd