Broken Bridge aluminum doors and windows how to select:
(1) look at the surface quality of the profile
Observed from the surface of the Broken Bridge aluminum profile, the surface of the good Broken Bridge aluminum profile is glossy and textured, and the surface is sprayed with natural color treatment, which makes you feel smooth; The surface of the second broken bridge aluminum doors and windows is rough, without gloss, and it looks unnatural, after using it for a period of time, the poor broken bridge aluminum doors and windows will change color or fade, and the color is not full.
(2) look at the section of the profile
The geometric angle of the constructed broken bridge aluminum door & window profile section is accurate, the profile will not be bent and twisted, and the angle is correct. Observe and actually measure the wall thickness of the profile. For example, the wall thickness of the common broken bridge aluminum 55 series is 1.4mm. If the quality is poor, it is not enough. It is usually only 1.2-1.3mm. Remember to make broken bridge aluminum wall thickness as a necessary quotation, clearly agreed with the merchant in the contract. Observe that the thickness of the cut surface (window frame) is sufficient, for example, broken bridge aluminum doors and windows of the 60 model, the thickness is 60mm, and this 60mm is full of broken bridge aluminum material, and the proportion of threading is small; Compared with broken bridge aluminum doors and windows, the 60 profile with virtual support will be used, and the thickness will be supported by wearing strips. The material of aluminum is relatively small.
(3) look at the heat insulation strip of the profile
Insulation strips are imported and domestic. Most domestic insulation strips are made of plastic PVC, while imported insulation strips are made of polyamide, that is, nylon insulation strips. The imported heat insulation strip with good quality has better high temperature resistance and low temperature resistance and low heat conduction value, which can better realize the effect of heat insulation, environmental protection and energy saving.
1. Look at the model
There are many models of broken aluminum brige doors and windows in decoration, which generally refer to the width of window frames. Generally speaking, models below 70 are selected for home decoration doors and windows, and those above 70 are used for Sunshine rooms and office buildings..
2. Look at the color
Broken Bridge aluminum doors and windows is mainly divided into black, white and champagne. There is no other color. If the merchant casually says that the doors and windows of one color are broken bridge aluminum, there must be a fake.
3. Look at the thickness
The thickness of broken bridge aluminum doors and windows in the national standard should be greater than 1.4cm. If it is smaller than this size, the quality of broken bridge aluminum doors and windows must have problems.
4. Look at the heat insulation strip
Broken Bridge aluminum doors and windows contains heat insulation strip, which is black. You can check it and find it easily.
