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What are the specifications of aluminum profiles?

Update:02-08-2017
Summary:

Aluminum profile is more and more widely used in the co […]

Aluminum profile is more and more widely used in the construction industry, and it also increases the development and opportunities of aluminum profile manufacturers in this industry. Also made some unscrupulous traders have an opportunity to provide bad products to customers, the following for everyone to introduce a brief description of the aluminum profile specifications.
The following is ordinary fluorocarbon paint compared with ordinary powder spraying:
First: surface smoothness: fluorocarbon is generally paint, surface smoothness is higher, leveling is better. However, the roughness of powder coating is bad, namely orange peel phenomenon is obvious.
Second: measuring thickness: under normal circumstances, fluorocarbon three coating thickness of 40UM, while the powder coating thickness of at least 60UM.
Third: the experiment, with a knife or about 400 mesh sandpaper graze back coating, causes the inclined fault. If there are different colors appear, then fluorocarbon, if not found, you can use the general magnifying glass observation
Fourth: look back: the back of the workpiece workpiece spraying powder in the transition area of spraying and spraying is not, obviously rude sense. And paint is better.http://www.jiayunaluminium.com/