Laizhou stone processing and marble carving have witnessed rapid development. Large and small stone processing factories and engraving factories are located in urban and rural areas. The “stone corridor†of Qicun Town and Xiaqiu Town stretches for dozens of kilometers and is spectacular. More than 80,000 employees, more than 4,000 stone brokers throughout the city are located in the north and south of the river. In addition to supplying all over the country, stone products are sold to more than 20 countries and regions. In order to further build Laizhou stone brand and promote industrial upgrading, Laizhou City invested more than 100 million yuan to build a magnificent stone industry and trade city in Yucun Town, integrating industry exhibition, cultural display and product trading. Its exhibition center has a construction area of ​​more than 20,000 square meters, and has 1000 international standard booths. It has more than 60,000 square meters of squares and 60,000 square meters of storage and processing areas. Within the Industry and Trade City, there is a customs supervision warehouse and an international logistics center. The National Entry-Exit Inspection and Quarantine Bureau and the Quality and Technical Supervision Bureau have set up stone monitoring centers and key stone laboratories in the Industry and Trade City, becoming the first stone professional testing base in our province. .
Now there are all kinds of stone in the market. So you must pay attention to the purchase of stone, the following small series will teach you how to buy stone from the aspects of quality and environmental protection.
1. Visually observe the surface structure of the stone
In general, the uniform fine material structure stone has a delicate texture, which is a good stone material, and the appearance quality of the coarse grain and the unequal grain structure stone is poor.
2, measure the size of the stone
The stone with better quality has small dimensional error, less warpage and flat surface.
3. Listen to the percussion of stone
The dense and sturdy stone sound is crisp and sweet, and if there is crack inside, the sound is hoarse.
4, using ink to detect quality
Drop a drop of ink on the back of the stone, if it is scattered and leached around, indicating that the quality of the stone is not good. Conversely, if the ink does not move in the original place, the stone is dense and the texture is good.
Rainfall Shower Head, Hand Held Shower Head, Stainless Steel Shower Head, Bathroom Shower Head
ZHEJIANG KINGSIR VALVE CO., LTD. , https://www.kingsir-valve.com