How to choose the aluminum brazing sheet suppliers

At present, there is a great difference in the processing technology of aluminum brazing sheet suppliers on the market. In many small factories, it is basically the workshop style and the reduction of the process life. It is suggested that the brazed aluminum plate of Henansigni Aluminum Co., Ltd. should be selected.



The first thing to see is whether there is obvious distortion in the aluminum profile, whether the surface is smooth and smooth, whether there are cracks or verve, scratches and burrs, if there is something else, don't buy it.

Secondly, the professional production of aluminum brazing sheet suppliers should carefully check whether the surface color of aluminum profiles has different shades of color, and color difference means quality is not enough. Of course, you can also put the same type of profile in one up to compare, of course, if the color difference is too obvious - do not buy. Check the thickness of the section of the aluminum profile to be the same as that of the annotated model.



Finally, the surface can be used to draw smooth hard aluminum, leaving a white scratch, aluminum gently wipe and observe, if not wipe, aluminum brazing sheet of professional manufacturers, materials may have quality problems, but instead if you can easily erase that oxide film thickness profile the surface is qualified.