News
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Hongkong jewellery and gem exhibition
The 2023 Hong Kong Jewellery Gem Fair, organised by Infirman Exhibition Group, will be held twice a year on 16 September 2022, the exhibition will be held at Hong Kong Convention and Exhibition Centre, 1 Expo Drive, Wan Chai, Taiwan, China. The exhibition area is expected to reach 135,000 square ...Read more -
Metals and new metal materials industry: Continue to look to gold
Base metals: The domestic RRR cut boosts confidence, and the price of base metals is expected to fluctuate upward. According to Wind, from September 11 to September 15, LME copper, aluminum, lead, zinc, tin prices changed by 2.17%, 0.69%, 1.71%, 3.07%, 1.45%. Overseas, according to Wind, the U.S....Read more -
What are the Gold extraction methods
1. The separation of nitric acid to extract gold the separation of nitric acid can be used, concentrated nitric acid into beakers, the need to extract gold into the metal into beakers. The Beaker is then placed on a beaker holder and heated with an alcohol lamp to produce flaky gold. 2. Aqua reg...Read more -
Welcome to visit Hasung at Hongkong Jewellery Exhibition in Sept. 20th-24th.
Hong Kong, the world’s premier trading hub for jewelry, is a free port where there are no duties or restrictions imposed on precious jewelry products or related materials. It is also the ideal springboard from which traders worldwide can venture out to the booming markets of mainland China and th...Read more -
How gold nuggets are made?
The production method of gold nuggets is mainly divided into the following steps: 1. Material selection: Gold nuggets are usually made of gold with a purity higher than 99%. When selecting materials, strict control is required for their quality and purity. 2. Melting: Add the selected material in...Read more -
Welcome to visit Hasung in 2023 Bangkok Jewelry and Gem Fair, Thailand
Hasung will participate in 2023 Bangkok Jewelry and Gem Fair, Thailand on 6th Sept. – 10th Sept. 2023. Welcome to visit us at booth V42 (Jewellery Equipment and Tools Area). About Fair: Sponsor: Department of International Trade Promotion Exhibition area: 25,020.00 square meters Number of ...Read more -
Precious Metals Casting Technology
Precious metals casting machine technology is a process of heating and melting precious metal materials such as gold, silver, platinum, palladium, etc., into liquid form and then pouring them into molds or other forms to create various objects. This technology is widely used in jewelry making, co...Read more -
2023 Bangkok Jewelry and Gem Fair, Thailand
2023 Bangkok Jewelry and Gem Fair-Exhibition Introduction40040Exhibition Heat Sponsor: Department of International Trade Promotion Exhibition area: 25,020.00 square meters Number of exhibitors: 576 Number of visitors: 28,980 Holding period: 2 sessions per year Bangkok Gems & Jewelry Fair (Ba...Read more -
Metal 3D printing technology powder molding process summary.
Metal 3D printing technology powder molding process summary, hot information, as the most important part of metal parts 3D printing industry chain, is also the greatest value. At the World 3D printing industry conference 2013, leading experts in the World 3D printing industry gave a clear definit...Read more -
Extremely rare! Shandong discovered a world-class gold mine! The depth is more than 2,000 meters, and the local thickness is as high as 67 meters…Maybe it can be mined at full capacity for mo...
“This scale is the largest in the country so far, and it is also rare in the world.” According to the Lightning News report on May 18, on May 17, the Xiling Village Gold Mine Exploration Project in Laizhou City passed the evaluation of reserves experts organized by the Provincial Depa...Read more -
Metallurgical Exhibition in Moscow in June 2023!
Metallurgy Russia is one of the exhibitions under Metallurgy, the largest metallurgical brand exhibition in the world. It has become an important business and trade platform in the Russian metallurgical and processing market. Metallurgy Russia held relevant forums, seminars and roundtable meeting...Read more -
Hasung will participate in Metallurgy Russia in Moscow in June, 2023
Hasung will participate in Metallurgy Russia in June on 6th – 8th. Welcome to meet us. Contact us by Whatsapp: 008615814019652 Email: info@hasungmachinery.com About Hasung Shenzhen Hasung Precious Metals Equipment Co., Ltd. is a mechanical engineering company located in the south of China,...Read more
