آخرین محصولات
How much platinum in this ring? | Gold Refining & Metal ...
It passes the platinum acid test on the stone. The gemstones were removed before it came to me, so I don't know what was in there. I took it to a local gold buyer with an XRF and it shows as somewhere around 87-88% platinum, with Iridium the next most abundant, and I just can't recall what it showed after that.
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Refining / Recycling - Metals Refiner & Recycler
Precious Metal Refining / Recycling. Trusted for three generations, Horizon Metals provides complete refining services for precious metals such as Gold, Silver, Platinum, and Palladium. We are the Metals Company you can rely on since 1984. Dependable, immediate spot quotations. Consistently, the highest returns on your scrap.
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Los Angeles, CA - BMX Metals - Precious Metals and Gold ...
Same day refining. X-ray analysis for the most accurate assays. In-house laboratory for the fastest, most accurate refining and assaying. Chemical stone recovery for the safest gem recovery and reuse. Raw material specialists ensure the greatest yields and highest returns by …
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Best Diamond Removal | Pease & Curren Refiners
Experience. When it comes to diamond removal, you want to work with a company you can trust. Pease & Curren is a third-generation family business that has been working in precious metal refining for close to a century and the innovator of stone removal for over a decade.
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What We Refine - Elemetal - Precious Metal Refining
Platinum – Platinum jewelry in any form, bench filings, grindings ... Stone-removal services for diamonds and other gemstones from all jewelry; ... Platinum. Palladium. Elemetal Direct is a precious metals company focusing on the recovery and refining of precious metals, and providing retail and wholesale investment possibilities to a broad ...
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Chemical Stone Removal - Metals Refiner & Recycler
Chemical Stone Removal. As experts in chemical stone removal, we return the highest possible payout of gold and return your stones quickly so you can repurpose them. Our Process: Your lot is received and logged, weighed, and assigned a unique lot number. The lot is then introduced into a proprietary chemical refining process in a secured area.
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Retail Manufacturing - Gold & Precious Metal Refining
Stone removal from gold, platinum, silver; Premium Service available includes frosting of CZ's, separation of frosted stones and sorting by size; Returned stones are clean and readily marketable (or, use our in-house bidding process to sell your stones to a third party directly after refining ) Safe processing, cyanide-free
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High Grade Process | United Precious Metal Refining, Inc.
Upon receipt, the contents of your packaged are weighed in to verify the weights received match the Refining Packing Slip enclosed. Be sure to be as specific as possible when filling out the form and select the appropriate description and instructions for your lot …
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Best Refiner For Pawnbrokers | Pease & Curren
Stone Removal. Pease & Curren developed and utilizes the best stone removal process in the industry. Our attention to detail and precision yield the highest recovery of precious metal and the cleanest stones. Our customers' net result is the highest payout for their stones and metals. Stone removal from gold, platinum, silver.
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Refining Fee Schedule - Dillon Gage
Platinum Group Metals Platinum (Gross Weight) 90% Less Than 10 Ounces 95% Over 10 Ounces Stone Removal - Additional $7.00 Per Troy oz. Received Palladium 85% of Spot - Special Pricing on Larger Lots Rhodium of spot $150 Minimum Fee On All Transactions Assay Charges That Apply To Each Refining Lot Gold/Silver - $30.00 (One Or Both)
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Low-Grade Refining | Noble Metal Refining
6th Step - Chemical Process. At Noble Metal Refining's state-of-the-art laboratory, we chemically process the prepared sweeps using nitric acid and Aqua Regia to make 99.99% (.9999) pure Gold, Silver, Platinum and Palladium. The Gold is recovered first by adding sodium metabisulfite to …
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Diamond / Stone Removal Process | Gold Refining & Metal ...
23. Mar 21, 2014. #1. I have decided to try an acid based stone removal process myself. This will be my first attempt at any sort of gold refining. What I have is about 13oz of mixed 10K & 14K Gold mountings with diamonds. All the items have been cut to where it is just the smallest bit of gold that is holding the stones.
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Stone Removal
Stone removal lots must be separate from non-stone lots or additional charges may apply. Platinum stone removals require extra lead time and will incur a $95 charge regardless of the amount of fine metal recovered. *Pearls, opals, colored and synthetic stones usually undergo color changes, chipping and cracking and may not be recovered.
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Precious Metal Refining – Maguire Refining
The Maguire Refining process. Using industry-standard metallurgic techniques, we refine jewelry solids, grindings, sweeps, filters and carpet to recover gold, platinum, palladium and silver. We process two samples from each lot in parallel to ensure accuracy and a maximum settlement for you.
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Separating the Platinum Group Metals by Liquid–Liquid ...
To extract the platinum group metals from the ore, and to refine them to the very high purity required for their many applications, requires a multitude of complex operations. At present the final refining stage that produces the individual platinum group metals is carried out by selective precipitation from a solution of mixed platinum group metals, but this is inefficient as far as the ...
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Precious Metal Refining - United Precious Metal Refining, Inc.
Precious Metal Refining. United is the largest US-owned full service primary refiner for GOLD, SILVER, PLATINUM, and PALLADIUM in the nation. We specialize in refining for the jewelry industry, processing everything from gold scraps to polishing sweeps and other jewelry manufacturing byproducts.
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Noble Metal Refining
Stone Removal. Noble Metal Refining can remove your precious stones utilizing a chemical mixture called Aqua Regia. Noble is one of the few refiners who have the capability to chemically remove precious stones not only from Gold but from Platinum and Silver too. Learn More
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Stone Removal - BMX Metals - Precious Metals and Gold Refinery
BMX Metals proudly offers full-service chemical stone recovery. Our cutting-edge technology allows us to remove diamonds and precious & semi-precious stones from gold, silver and platinum with minimum risk to quality. Instead of mechanical stone removal, which is time consuming and potentially damaging, we use a chemical process, which extracts the precious & semi–precious stones. …
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Republic Metals Corporation 12900 NW 38th Ave, Opa Locka ...
Extra Phones. Fax: (305) 685-8506 TollFree: (888) 685-8505 Services/Products Precious Metals Refining, Gold Refining, Silver Refining, Platinum Refining, Palladium Refining, Stone Removal, Diamond Acquisitions, Precious Metals Purchasing, Precious Metals Trading, Investment Grade Precious Metals Products, Financing, Production
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STONE REMOVAL QUESTION | Gold Refining & Metal Extraction ...
Hi All, we do diamond removal with AR. we use three batched of AR, 1/3 of the necessary AR at a time. After each batch we pour off the acid and rinse the solids with prismatic rice to get rid of silver chloride,then apply the second and third …
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Stone Removal from Jewelry Being Scrapped | 99% Gold ...
Stone Removal Process. Silver gold refinery provides a stone removal service when scrapping your gold and silver. There is a fee of 2% of the scrap price if you would like to keep the stones. If you would like to sell the stones by all means tell us and we will make an offer for buying your stones in the gold and silver jewelry as well.
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refining schedule - Gold Refining, Karat Melting, Stone ...
Silver Stone Removal (Per Toz Fine Contained)/ Above 80% Purity. 1 - 99.99 Toz - 90%; 100 - 299.99 Toz - 92%; 300 Toz + - 93%; Same Day Turn-Around if Received by 12:00 PM (CST) Platinum & Group metals (Per Toz Fine Contained)/ Above 70% Purity. 90 % Flat Rate; Diamonds. Free Quotes; Experienced In House Diamond Buyer; Specializing in Melee
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Refining Scrap Gold - The Original Gold Buyer™ KMG Gold ...
Refining Scrap Gold KMG Gold Recycling ® Specializes In Refining For Precious Metal Professionals Refine Gold, Silver, Platinum, Palladium, Dental Gold, Silver Coins, Diamond Removal & Stone Frosting Service. We process everything from scrap to polishing sweepsfrom Jewellers, Goldsmiths, Dentists and Dental Laboratories, and Pawn Brokers
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pREciousMETAL REfiNiNG, iNc.
REFINING SERVICES & STONE REMOVAL ... Silver, Platinum & Palladium jewelry . We are also a primary refiner specializing in p rocessing all types of ma terials from scrap to bench grindings and sweeps . The combination of our innova tive master alloys, expertise in refining, and over 30 years of industry experience is why our custome rs ...
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Dental Refining | Noble Metal Refining
Dental Refining. Noble Metal Refining makes it easy and profitable to have your gold, silver, platinum and palladium dental scrap refined and recycled. We are your direct line to quality refining, eliminating the middle-man. This results in:
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Precious Metals Refining Process & Equipment :: PMRS
Stone Removal next » We recover precious stones using Aqua Regia. Upon your request, we can remove your precious stones quickly and safely using a top-notch chemical stone removal process called Aqua Regia. Our technicians carefully monitor each reaction as your precious metal is dissolved, leaving clean stones ready to sort and return to you ...
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Rapaport Refining Services | Rapaport Auctions
Send your jewelry to Rapaport's secure New York headquarters for refining and stone removal. Payments for your metals will be sent to you within two business days of the refining being completed. Recovered diamonds from your melt can be submitted to Rapaport's monthly diamond auctions, where we are dedicated to maximizing the value received ...
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Diamond / Stone Removal Process - Gold Refining Forum
by Romantic » March 21st, 2014, 6:01 pm. I have decided to try an acid based stone removal process myself. This will be my first attempt at any sort of gold refining. What I have is about 13oz of mixed 10K & 14K Gold mountings with diamonds. All the items have been cut to where it is just the smallest bit of gold that is holding the stones.
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Gold & Precious Metal Refining | Pease & Curren
Stone/Diamond Removal: We have a propriety process for safely and cleanly removing stones from jewelry. We can remove stones from gold, platinum or silver and get them to you sorted, cleaned and ready for sale without any use of cyanide. We can recover even the smallest melee with our process. Direct-Buy Diamond Buying: While we do not purchase ...
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Stone Removal | Dillon Gage
Most stone removal lots are completed within 5-10 business days, the fastest return in the industry. Dillon Gage is a strong buyer of loose diamonds, large and small. Ask our on-staff gemologists to make you an immediate offer on your precious stones.
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