How to distinguish the quality of door and window hardware
The important components of the doors and windows of door and window hardware are also important keys in home decoration. Small hardware accessories are inconspicuous, but they directly determine the use of doors and windows. Therefore, the choice of door and window hardware is very important, the following Baogao hardware led everyone to learn how to distinguish the quality of door and window hardware.
How to distinguish the quality of door and window hardware - Baogao bogo aluminum door and window hardware accessories
Door and window hardware quality can be distinguished by its material:
When you choose the door and window hardware, you can try to bend the profile moderately by hand to see if there is any bending。
Observe the surface color of the hardware accessories. The surface color of the normal door and window hardware accessories is the same. If there is a problem of color difference, it is not suitable.
3, surface flatness
Check the surface of the fitting for signs of dents and bulges, and also observe the presence of cracks or burrs on the surface of the hardware. Good quality door and window hardware accessories have a smooth surface.
4。 Surface oxide film layer
The normal oxide film should be 10μm. When purchased, the surface of the profile can be scratched to see if the oxide film on the surface can be wiped off. Baogao hardware surface anodizing treatment, the film layer reaches AA15 grade, the texture is fine, the color is even, and the gloss is as new as long.
The quality of the door and window hardware is particularly important。 The above is how the quality of the door and window hardware is sorted out by Baogao Hardware。 I hope it will help everyone。 For details on the purchase of common door and window hardware accessories, please click: http://www。baogao888。com/news-view-225。html
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