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https://quickjewelryrepairs.com/articles/platinum-ring-resizing-process/
Jun 14, 2019 · Out of the four precious jewelry metals (silver, gold, palladium, and platinum) it is the most dense. Because of its rarity and heavy weight, platinum is quite expensive. In addition, commercial-grade platinum alloys must contain at least 85% platinum, as opposed to gold, which can be sold at 41.6% purity or 10 karat gold.Estimated Reading Time: 3 mins
https://www.castinghouse.com/casting/platinum.html
Casting platinum is done using a multi-step process that involves specialized equipment and a vast knowledge of how precious metals, like platinum, melt. The platinum casting process involves the following steps: Wax model & casting preparation.A piece of platinum jewelry begins with the creation of a wax model of what the finished piece will ...
https://www.ganoksin.com/article/manufacturing-jewelry-platinum/
Platinum casting. The weight of platinum castings will be about 30% higher than for 18 karat gold. The weight of casting trees are between 100-3000 gr, in average 300 gr. Different tree and sprue design, regarding on total different feeding behaviour. Centrifugal spin-casting machine required, torch or induction melting.
https://www.gia.edu/quality-assurance-benchmark/best-practices-for-working-with-platinum
Refinish Worn Platinum Jewelry. Techniques for refinishing worn platinum jewelry. Learn more. ... or other non-platinum metals can also lead to meltdown of the platinum piece during the soldering process. ... For lower melting point platinum solders, you can use a shade #5 lens. Magnets have been glued onto the lens. This custom application ...
https://www.youtube.com/watch?v=1CIPOarELbU
Dec 17, 2011 · http://www.goldnscrap.com Platinum Refining Tutorial - part 1.A complete process is demonstrated:- cleaning & Dissolution with Aqua Regia.- Precipitation.- C...Author: indeedItdoes
https://www.wellgoldtech.com/
Wellgold Tech 1-10kg melting machines can enable you to melt refined and recycled precious metals, such as gold, silver, platinum, copper and their alloys within 2 minutes. All our smelting machines boost reliability, efficiency, and durability while consuming minimal energy. Application: Gold, Silver, Platinum…
https://www.ehow.com/list_5836568_tools-melting-gold-platinum.html
Melting gold and platinum is essential for some hobbies, such as making jewelry. In order to do this properly, having the right tools is paramount. Before you visit the specialty store or shop online, you should know a little about the torches, crucibles and furnaces required to do the job.
https://www.superbmelt.com/platinum-melting-furnace/
SuperbMelt platinum melting furnace is designed to melt 1-4kg platinum, gold, palladium, speedy melting within 3 min and max temperature of 2600℃. Comparing with market messy circuit design, SperbMelt adopts advanced micro computer controlled power save over 30% consumption. More durable and stable. RFQ NOW!
http://www.sellgoldhq.com/melting-down-jewelry-at-home/
This is a strong enough heat source to melt all of the precious metals mentioned, since gold and silver have lower melting points. If you don’t plan on melting down platinum, know that gold has a melting point of 1,947.52 degrees Fahrenheit; silver’s melting point is 1763.2 degrees Fahrenheit. However, if you can melt down platinum, which ...
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