news

News

News

  • Preparation of metal injection powder atomizer

    Metal Injection Molding (MIM) is a new kind of Powder metallurgy technology, which is developed from powder injection molding (PIM) of ceramic parts. The main production steps of Metal Injection Molding are as follows: mixing of metal powder and binder-granulation-injection molding-degreasing-sin...
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  • Gold drops on Fed fears ahead of Powell decision day

            Gold fell as investors braced for an interest rate decision by the Federal Reserve that could put more pressure on the precious metal. Uncertainty about the Fed’s actions has left gold traders unsure of where the precious metal is heading.        Gold fell 0.9% on Monday, reversing ...
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  • Jewellery vacuum casting

    Jewelry induction vacuum pressure casting machine Jewellery casting is the most popular in precious metals markets. abide by the contract”, conforms into the market requirement, joins in the market competition by its good quality also as provides a lot more comprehensive and great company f...
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  • Gold does not oxidize. Why does it rust? Is gold bar adulterated with fake gold?

    Gold is a precious metal. Many people buy it for the purpose of preserving and appreciating its value. But what is disturbing is that some people find their gold bars or commemorative gold coins rusted.   Pure gold will not rust Most metals react with oxygen to form metal oxides, which we call ru...
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  • How are gold coins die cast

    1.Material selectionSilver coins generally use pure silver with a purity of 999, and the fineness of 925 and 900 is the most widely used internationally. Gold coins are generally made of gold and silver or gold copper alloys such as 999999 and 22K. Both gold and silver are refined and prepared by...
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  • How to maintain Hydraulic Coin Press Machine

    1. Strengthen the daily maintenance of equipment to prevent false and missed maintenance The maintenance work must be enforced and linked with the enterprise’s reward and punishment system to reward the good and punish the bad and mobilize the enthusiasm of the construction personnel. Do a ...
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  • Why is gold jewelry so shiny?

    Because it comes from the Whenever we see jewelry shining, a variety of shapes and styles perfectly deduce beauty, fashion and classics. In fact, every piece of jewelry has to go through many processes, such as design, production, polishing, polishing, etc. each of these steps requires fine opera...
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  • gold bar vacuum casting gold bullion casting gold bar minting coin minting machines

         This is about gold bullion deals with gold bar casting manufacturing refers to world news recently.  G7 leaders are meeting in Bavaria, Germany, where US President Joe Biden has confirmed further sanctions against Russia in response to the invasion of Ukraine at the end of February.       “T...
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  • What jewellery do you mix to make gold?

    As gold jewellery machines manufacturer, we share gold jewellery knowledge for customers. Gold is mixed with metals such as copper and silver when it is used to make jewellery. White gold is not an element in itself, but simply gold mixed with other metals to create a silver look. The most common...
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  • Can people make gold bars themselves?

    Investors are always looking to purchase large gold bars as well as smaller forms of bullion. As a result, owning gold can lead to another source of income. When it comes to making gold bars or purchasing them from the best place to buy gold in San Diego, the answer will depend on your preference...
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  • London Bullion Agency suspends gold and silver trading with Russian refiners

           Gold bullion and silver refineries OJSC Krastsvetmet, OJSC Novosibirsk Refinery, OJSC Uralelektromed, Prioksky Non-Ferrous Metals Plant, Schelkovo Secondary Precious Metals Plant and Pure Gold Moscow Plant of Special Alloys were excluded from the list of goods for LBMA supply .       The L...
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  • Hasung Gold melting furnace offers unique and powerful features

     Hasung is a leading manufacturer of premium precious metals and jewelry. The company has a worldwide reputation as a leading manufacturer and exporter of high technology and efficient gold smelting and casting plants.Hasung is a leading manufacturer of premium precious metals and jewelry. The co...
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