How to choose and buy Polycarbonate PC Sheet

How to choose and buy Polycarbonate PC Sheet
In the choose and buy when the Polycarbonate PC Sheet, how to judge the quality of the plank? Here is to introduce the method of choose and buy some Polycarbonate PC Sheet.
1, see the packing. Although packaging and can't decide Polycarbonate PC Sheet quality, but as for other products, good packing to give good first impression, and through the packaging can also reflects this manufacturer to deal with things attitude. Therefore, packaging is also observe the choose and buy a ring of Polycarbonate PC Sheet.
2, the board will endurance protective film revealed, and carries on the observation of the surface, if you find that there are a number of bubbles and grain, show the selection of raw materials and not the best, generally good endurance board, the surface can't see any particles and basic bubbles.
3, will Polycarbonate PC Sheet to put the sunshine, after period of time, if you find that out of the local plank appear phenomenon that Polycarbonate PC Sheet quality is bad. In addition, still can be in endurance board below pad a white paper, through the contrast to observe whether there is the yellow Polycarbonate PC Sheet phenomenon, if yellow, then explaining quality is bad.
4, selection of smaller endurance board of the fire test, quality good Polycarbonate PC Sheet in away from fire, will put out.