Engineering decoration and home decoration, we will use some of the aluminum, how can buy the correct value for money products, total buying aluminum need to pay attention to. A: see - 2: Touch - Three: size.
A: look, and four corners, the color of the aluminum seems to be smooth and uniform color, smooth degree to meet industry standards, four fold angle to complete, no Ao Tugan, at the time of the purchase in the box out of several pieces of the tear off the protective film, see no chromatic aberration, deformation, clamping and enough is not deep enough, other defects.
2: touch, an important is also a selection of aluminum a step, first its up and put in the flat on the ground, with the hand to the panel touch, if feeling of concavity is produced when no aluminum plate leveling, if you feel a rough and scraping hands is polished problems, the US gold Batai manufacturers as as inferior, do not give the customer payment.
3: size, the higher the accuracy of aluminum sides around, set up the joints is more dense, the choose and buy high-quality ceiling not only to install a good appearance, but also more easy construction, for workers to create benefit and speed. More for customers to save labor costs and auxiliary cost, measurement of measuring apparatus for each piece of the ceiling and around size agreed, no difference, the error is not more than 0.05 m each edge, these for qualified products. And we are going to look at the hardness and hand Akira smallpox, if there is a wave. These problems is generally appear in the raw materials, some manufacturers because of the use of raw materials with impurities, resulting in the emergence of this problem.
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