The characteristics of the finished products of the five major diamond cutting centers
The requirements for cutting diamonds are quite high, so until now, there are still very few places where they have the ability to cut them. So far, the world's diamond processing centers are Belgium's Antwerp, Russia, New York, and Tel Aviv, Israel. The five cutting centers in Mumbai, India, have their own characteristics.
Belgium's Antwerp has a reputation as a diamond capital. More than 50% of the world's diamond trades take place here. A diamond, like Antwerp, is synonymous with perfect cut. Diamonds range from 1 gram to 10 carats. It is 57 cuts. And they can put the imprint of the customer on the diamond according to the customer's needs, and now the diamond cutting tools in Belgium can be seen all over the world.
The proportion of diamonds processed in Russia is very good. Its cuts can also be called Soviet workers. The diamonds they process are round, from 1 carat to 10 carats, and they are also 57 faces. The workmanship is exquisite, just There will be parallel thin lines on the surface.
Israel's processed round diamonds are mainly from 10 to 50. They often use some traditional tools. Although the processing industry is developed, the processing level is not very high. Some diamonds are processed very rough, the color is uneven, and the shape is not. rule.
The United States cut diamonds have 58 faces, mainly processing large diamonds, basically processing round diamonds and some fancy cut diamonds, usually polished into transparent octagons. The symmetry of processed diamonds is not higher than that of Russia and Belgium, but the processing level is very high. The difficulty and spirit of cutting diamonds are world-famous. The New York diamond industry has gathered more than 400 cutting masters and is a famous diamond cutting center.
India's diamond processing industry employs the most people, accounting for 90% of the world. They use semi-automatic mechanization, so the polishing effect is not very good, the symmetry is relatively poor, affecting the overall fire of the diamond. The diamonds processed in India are mainly small diamonds of about 20 minutes. In the 1980s, India's diamond processing industry developed rapidly. By 1992, the output value had accounted for 1.9% of the world, and the diamond industry became India's main source of foreign exchange. (The outside world said that A San Ge is cutting diamonds with his feet)
China's diamond processing industry has also developed rapidly after the reform and opening up, and it also has a place in the world diamond market. China's processing and cutting drills basically use automated machining, and the level is not bad. Only the professionals in diamond processing are only about 30,000, and the scale is very small.
The speed of the diamond processing industry, South Africa, Russia, Austria, Brazil, China, Indonesia and other countries with diamond resources have also begun to build diamond processing plants, and launched the diamond cutting business.
Rayon Challis Fabric,Rayon Challis Print Fabric,Rayon Challis Print Fabrics,Sustainable Viscose Light Woven Rayon Fabric
Shaoxing DeChuan Textile Co., Ltd. , https://www.dechuantex.com