久久国产精品激情对白,东北乱子伦精彩对白,动漫AV网站免费观看,国产成人AV在线免播放观看新

Quartz stone is widely used in China's decoration building materials industry. Quartz stone is widely used in cabinets and home decoration. It is the most common decoration building materials. So what are the advantages and disadvantages of quartz? How to buy high quality quartz stone? Xiaobian takes you to know.

How to buy Quartz stone

1. The back of regular quartz stone will have the inkjet code of stone company. There should also be lines on the back, because the hardness of quartz stone is very hard, so there should be cutting lines. Bubbles will appear around inferior quartz stone after soaking in strong acid.

2. This is a high-quality quartz stone. It won't bubble after soaking in strong acid. After scraping the inferior quartz stone with a knife, there will be powder. The high-quality quartz stone is hard, there will be no powder after scraping, and the metal color of the knife will remain on the quartz stone.

3. Add some detergent and water before scrubbing. Inferior quartz stone will have indelible yellow marks after burning. High quality quartz stone can be basically cleaned after burning.

How to distinguish true from false quartz

1. Olfactory method:

Qualified quartz stones are made of environmentally friendly materials and smell like natural stones. Inferior quartz stone, because the product is added with formaldehyde, and the taste of formaldehyde has a particularly strong aroma, so you can know it as soon as you smell it.

2. Hardness hand feeling method:

Our most direct judgment method is to use the direct touch of the hand and tools to judge. Everyone now carries a key chain. When we buy, we use the key to scratch the quartz stone. If there are no scratches, only the metal color of the key itself is left. At the same time, when we touch it with our hands, it is still soft and smooth. Such quartz stone is of qualified quality.

3. Color observation method:

Observe whether the color and particles of quartz are uniform. If the particles and color are relatively uniform, this must be artificial quartz.

4. Abrasive paper abrasion resistance method:

We can use sandpaper to rub the surface of quartz stone. If it is easy to wipe off powder particles, it may contain organic glue. This kind of quartz stone is a representative of inferior products.

Advantages and disadvantages of quartz

Advantages: quartz stone is a new type of stone synthesized by more than 90% quartz crystal plus resin and other trace elements. Its main material is quartz, which is another affordable and durable countertop material after artificial stone.

Disadvantages: single shape, complex shape is not allowed, and problems and bumps are not easy to repair. Because of the high hardness and density of quartz, it can not be seamlessly spliced and is not easy to make complex modeling. The price is slightly higher than that of artificial stone.