Chongqing Xingjida Import and Export Trade Co., Ltd. , https://www.xjdvalve.com
Generally speaking, the color of bricks is not good, red is not good, white and yellow are better, whiter is better, bricks are denser, and small holes are better.
Smoothness
Tiles with good flatness do not bend, do not adjust the angle, and are easy to install. The flatness can be observed by affixing two tiles on the front side.
Water absorption
This is also an important indicator for judging the quality of ceramic tiles. It is a ceramic tile that reflects the strength and density of ceramic tiles and has a water absorption rate of ≤ 0.5%. In general, the lower the water absorption rate, the better, especially when used in bathrooms. ,kitchen. The water absorption can be judged by seeing water on the back of the tile.
Exterior
Appearance is a relatively simple and intuitive judgment, to observe whether there are bubbles, pinholes, cracks, stains, color, etc., in short, see if there are any defects, not naturally unsightly. You can choose to place 6 or 9 bricks on the floor, stand and observe. If you do not observe defects in the naked eye, you basically have ok.
Straightness
It is possible to see if there is a gap by splicing two or four tiles, and the good product is basically not seamed.
Antifouling
Anti-fouling is also an important parameter. It can be painted in a light-colored area with an oil-based pen, and it can be easily wiped with water after 20 minutes.
Tips
a. In fact, there are basically no major problems in the quality of mid-range and above brands. Even if it is a big name, it is difficult for him to call him a middle-man factory.
b. There is still a certain gap between what you see in the exhibition hall and the products at the time of shipment. This should be clear.
c. The product produced by the big brand has a clear product mark on the bottom embryo. If you buy a big brand, you should pay attention to it.
d. Tile grades are excellent, grade one, qualified points, in addition to superior products do not consider other, do not be greedy, quality is not acceptable.
Things to pay attention to buy tiles
Brick