CONTACT US

Our Address

Science Avenue, High-tech Zone, Zhengzhou City, Henan Province, China

  • Instructions for Silver Refining using Acid

    Instructions for Silver Refining using Acid Silver refining in acid is very simple, requires almost no investment in time, equipment or supplies and it can be done by almost anybody. However, it requires the use of concentrated acid and the fumes it produces are very corrosive.

  • How to Refine Silver by Melting Our Pastimes

    Pure silver is seldom found outside of a jewelry store, but impure silver is all around, and those impurities can be refined out rather easily, provided you take all the necessary precautions. Refining silver without resorting to the use of a large smelting oven requires the

  • Silver Buyers Brokers Silver Refiners Midwest ...

    What we pay for Silver. Smelters and refiners that claim to pay 98% or 99% for your precious metals, also charge refining fees, assay fees, treatment charges, brokering fees, inbound troy ounce weight fees, handling fees and other fees. Nobody can operate a business on 1% or 2%.. Midwest Refineries pays 90% of the amount of pure silver contained in your order for sterling silver (.925), like ...

  • 位置: 4471 Forest Ave, Waterford, 48328, MI
  • How To Use Nitric Acid To Purify Silver

    Here is the recipe/method if you want to use Nitric Acid To Purify Silver: First; The Dangers of Nitric Acid Place the silver in a beaker or Pyrex container. Add 3 parts distilled water to 1 part nitric acid. Place on stove or hot plate and simmer until all of the metals are gone. Take un-iodized table salt and drop into water and nitric acid solution. You should find a white substance that ...

  • How to Refine Gold with Urea

    Instructions Weigh your gold smelt. For every ounce of gold, you will need a container with a 300-milliliter capacity. So, if you're refining 5 ounces of gold, you will need a 1500-milliliter container or about 1 ½ quarts. Add 30 milliliters of nitric acid for every ounce of gold. So, if you're refining 5 ounces of gold, you would need to add 150 milliliters to the container. Allow the gold ...

  • Instructions for The Simplicity Refining System

    Platinum refining in the Simplicity falls into two categories: refining platinum that is mixed with gold and other metals, and; refining platinum alloys, such as iridium platinum. When refining gold that is mixed with some platinum, follow the normal procedures that are detailed in the standard Simplicity instructions.

  • Precious Metal Shipping Instructions - Midwest Refineries LLC

    SPECIAL INSTRUCTIONS: Upon shipping material, I warrant to Midwest Refineries LLC, that any material offered for refining and sale is submitted with clear legal title. IMPORTANT NOTE: All individual and general public customers MUST include their driver’s license number, state of issuance, and date of birth within their shipment. This is the law.

  • Silver processing Britannica

    Upon electrolytic refining of the copper, insoluble impurities, called slimes, gradually accumulate at the bottom of the refining tank. These contain the silver originally present in the concentrate but at a much higher concentration; for example, a silver content of 0.2 percent in the sulfide concentrate can result in a slime containing 20 ...

  • Silver Refining Recovery of Silver Scrap - Arch Enterprises

    Silver Refining Recovery of Silver Scrap. Arch Enterprises provides silver refining services for all types of scrap silver material. Jewelry, flatware, and silver serving sets are some of the common types of silver scrap we refine, but we also extract silver from x

  • Silver Refining Complete Process for the Amateur Refiner ...

    Jan 02, 2015  Silver Refining How To Make Electrolyte For The Silver Cell - Duration: 30:33. sreetips 35,093 views. 30:33. SILVER REFINING Complete Process plate removal without harsh chemicals VERY EASY 1 of 2 ...

  • 作者: sreetips
  • How to Refine Silver Sapling

    Mar 28, 2017  When refining silver you want to make sure you do this outside where there is plenty of ventilation. Give yourself plenty of room in order to have a quicker dissolving reaction from the silver. Depending on how much silver you have to refine will depend on

  • Instructions for Sterling Silver Casting Grain: United ...

    Instructions for Sterling Silver Casting Grain. UNITED’S STANDARD STERLING SILVER CASTING GRAIN may be used for investment casting or cast in ingots for sheet and wire stock. CASTING TEMPERATURE - Temperature range 960 – 980 Degrees C. / 1760 to 1796 Degrees F. FLUXING – It may be necessary to flux this melt. Boric acid is the recommended ...

  • The Art and Science of Refining Gold at Home

    Feb 12, 2016  The Art and Science of Refining Gold at Home. A quick tutorial in DIY chemistry. By Eric Limer. Feb 12, 2016 You'd be forgiven for thinking that things like the process of refining gold are ...

  • How To Refine Silver - Complete Process - YouTube

    Aug 15, 2017  #refining #silverbars #silver Refining Silver from Sterling, Coin and everything else into pure .999 fine bullion. Pouring the refined silver into molds from crucible and stamping.

  • 作者: Jake Phelps
  • Electrolytic Refining: Silver - Gold - Copper

    Silver Refining How to Refine Silver with Electrolysis. An outline of the system is shown by the diagram, Fig. 1, which gives the order of events and the interdependence of the various operations in a brief form. Silver Refining Equipment. A. The Anodes are made up of crude silver-bullion, together with gold-bullion that is too low in gold to ...

  • About Us – Refined Silver

    Refined Silver is the missing link between a willingness and eagerness to receive mental health treatment and getting the proper care. We partner with community, faith and government groups to bring hope to the afflicted. Our primary functions are to partially fund external care and to offer referrals to outside personnel and/or facilities for ...

  • SMELTING SILVER

    explaining how to refine silver for silversmithing. This is the consequence of a rather subtle fact, namely that refining silver is identical to the cupellation of silver for assay, which in turn is identical to the parting of silver and lead in the lead reduction smelting process. The only difference between these three things is one of scale.

  • Topical Bible: Refining

    For Thou hast tried us, O God, Thou hast refined us as the refining of silver. (YLT) Proverbs 17:3 The refining pot is for silver, and the furnace for gold, but Yahweh tests the hearts. (WEB JPS ASV YLT NAS) Proverbs 27:21 The refining pot is for silver, and the furnace for gold; And a man is tried by his praise. (See JPS ASV YLT) Isaiah 40:19

  • Fine Sterling Silver Refinery and Recycling Services

    We offer uncompromised transparent fine and sterling silver refinery services at Mid-States Recycling. Our highly-trained professional refining specialists and chemists use advanced smelting, sampling, and refining technology to deliver accurate, verifiable, and accountable services.

  • How to Refine Gold From Electronic Scrap Sapling

    Mar 28, 2017  Mix a refining solution. Although you have recovered the gold from the electronics scrap, it may not be pure gold. It may be 12k or 18k gold, so now we will refine it to be pure 24k fine gold. Take a second beaker and pour it half full of Aqua Regina. Be very careful.

  • Video: Gold Refining Systems - SAFE SIMPLE - Machines ...

    Gold Refining Equipment and Systems for Electrolytic, Aqua Regia Purification of Gold, Silver Platinum, Palladium and PGM. Processing and Recovery of Scrap, Jewelry, Dental, Strips, Dust, Bench Sweeps

  • Bankers Asahi Refining

    Asahi Refining's proven accuracy and reliability give our partners the confidence to make sound business decisions all while minimizing financial risk. ... 9999 Pure Gold, 9950 Pure Gold, Ag - 999 Pure Silver. Au Ag 400 oz bar. Au - 9999 Pure Gold, 9950 Pure Gold. Au 1000 oz Bar. Ag - 9999 Pure Silver . Ag Fine Grain. Au - 9999 Pure Gold, 9950 ...

  • Amazon: gold refining kit

    TOAUTO 3KG Gold Melting Furnace,1400W 2000F Digital Automatic Melting Furnace with Graphite Crucible for Melt Scrap, Silver, Gold, Copper, Aluminum 110V Refining Casting Furnace 4.2 out of 5 stars 40 $319.88 $ 319 . 88 $334.98 $334.98

  • Sell Silver Scrap Refine Silver to Bars PGG

    For silver we use an electrolytic refining process to purify the silver to 999+ fine. This grows pure silver crystals of 9999 purity and leaves the base metals in solution, Every day we harvest this pure silver and manufacture it into our famous quality bars! 309 S Summit View Dr Fort Collins, CO 80524

  • Video: Gold Refining Systems - SAFE SIMPLE - Machines ...

    Gold Refining Equipment and Systems for Electrolytic, Aqua Regia Purification of Gold, Silver Platinum, Palladium and PGM. Processing and Recovery of Scrap, Jewelry, Dental, Strips, Dust, Bench Sweeps

  • Bankers Asahi Refining

    Asahi Refining's proven accuracy and reliability give our partners the confidence to make sound business decisions all while minimizing financial risk. ... 9999 Pure Gold, 9950 Pure Gold, Ag - 999 Pure Silver. Au Ag 400 oz bar. Au - 9999 Pure Gold, 9950 Pure Gold. Au 1000 oz Bar. Ag - 9999 Pure Silver . Ag Fine Grain. Au - 9999 Pure Gold, 9950 ...

  • Amazon: gold refining kit

    TOAUTO 3KG Gold Melting Furnace,1400W 2000F Digital Automatic Melting Furnace with Graphite Crucible for Melt Scrap, Silver, Gold, Copper, Aluminum 110V Refining Casting Furnace 4.2 out of 5 stars 40 $319.88 $ 319 . 88 $334.98 $334.98

  • Sell Silver Scrap Refine Silver to Bars PGG

    For silver we use an electrolytic refining process to purify the silver to 999+ fine. This grows pure silver crystals of 9999 purity and leaves the base metals in solution, Every day we harvest this pure silver and manufacture it into our famous quality bars! 309 S Summit View Dr Fort Collins, CO 80524

  • Silverprofit - Silver Recovery Equipment

    printable refining instructions * * * US Imagineering, Inc. is your source for quality silver recovery equipment and silver refining, serving the Silver Recovery needs

  • compact gold refining setup

    Silver and gold are commonly refined electrolytically—a neutral silver nitrate solution is the electrolyte for silver refining, and gold chloride solution for gold refining. Precious Metals. The anodes used in refining base metals — nickel, copper, lead—by electrolysis usually contain gold . Gold Silver Melting, Refining Reducing Furnaces

  • Vine Vera Reviews Learn How To Use Vine Vera Products.

    The Vine Vera Resveratrol Cabernet Collection. The Vine Vera Cabernet Collection is an ideal collection to have for those wanting indulge their aging or dry skin with excellent products.

  • Gold, Silver Scrap Prices Refining Gold, Silver Canada ...

    0.8000 Pure Canadian Silver Coin (1966 or earlier) $ 0.42 0.42 $ 9.79 9.79: 0.6000 Pure Canadian Silver Coin (1967) $ 0.31 0.31 $ 7.23 7.23: 0.5000 Pure Canadian Silver Coin (1968) $ 0.26 0.26 $ 6.06 6.06: Please note: not all Canadian coins from 1968 contain silver. All years - Dollars, half dollars, quarters and dimes only. *Grams per face ...

  • Pyromet Silver Refining Services

    Silver Refining Services. Request a Refining Estimate. Pyromet is a secondary refinery specializing in the recovery of silver and precious metal products including film, industrial, and high grade products. From receipt to settlement, Pyromet has an “Open Door Policy” for all potential and existing customers. We invite all to tour our ...

  • Simplified Refining Instructions - Page 2 - Gold Refining ...

    Feb 06, 2011  The silver will precipitate and then what will happen to the platinum and palladium. The pregnant solution (containing silver, plus traces of palladium and/or platinum) will be poured to a vessel containing copper. ... Simplified Refining Instructions. Post

  • Refining scrap - Silver - The Silver Forum

    Aug 10, 2014  The Silver Forum is one of the largest and best loved silver and gold precious metals forums in the world, established since 2014. Join today for FREE! Browse the sponsor's topics (hidden to guests) for special deals and offers, check out the bargains in the members trade section and join in with our community reacting and commenting on topic posts.

  • What Is the Process of Refining Silver? Reference

    Silver is found embedded in several different minerals, namely copper, zinc and lead, and the refining process varies depending on the source. Silver derived from copper and its derivatives, including copper sulfide, requires different handling and refining techniques than silver minerals taken from zinc deposits and lead sources.

  • Dummies Guide to EASY silver bullion refining at home as a ...

    Feb 18, 2012  Dummies Guide to EASY silver bullion refining at home as a long term precious metal investment page: 1. 273 2 3 4 >> log in. join. share: tauristercus +210

  • How to Take the Impurities out of Gold LEAFtv

    Add some copper and silver to the crucible before melting the gold in the furnace. Remove the crucible and allow the metallic mixture to cool and harden. Pour nitric acid over the metallic mixture. The acid will dissolve the silver and any base metals, and pure gold will remain. This method is

  • How To Recover Gold From Computer Scrap With Salt And ...

    Oct 16, 2015  Silver Refining With Household Chemicals NO NITRIC - Duration: 34:21. sreetips 22,648 views. 34:21. How To Recover Gold From Computer Scrap with Household Chemicals - Duration: 21:57.

  • How to Take the Impurities out of Gold LEAFtv

    Add some copper and silver to the crucible before melting the gold in the furnace. Remove the crucible and allow the metallic mixture to cool and harden. Pour nitric acid over the metallic mixture. The acid will dissolve the silver and any base metals, and pure gold will remain. This method is

  • REFINING-MIXING INSTRUCTIONS AND SUPPLIES

    coffee filters or refining filters. paint filters glass containers (large mouth gallon jars). ... mixing instructions for theses procedures stannous cloride dissolve 95%tin, 5% antimony (tin solder) into a small amount of aqua-regia. ... (for desolving more of the unwanted metals plus for refining silver) mix as a sn bath above,then add an ...

  • Amazon: Hardin HD-2344SS Stainless Steel Tabletop ...

    Our HD-2344SS 1.5 KW 142 Ounce metallurgical smelting furnace is a compact electric furnace for melting scrap, reclaiming, alloying, and refining various metals. Perfect for pouring melted metals in casting operations when making bars or buttons. Works with high-karat gold, silver

  • 评论数: 29
  • AML Compliance Forms - Midwest Refineries

    US PAT ACT/AML Compliance Forms. Fill out selected form, then print and include with your first order.The only Gold, Silver and Platinum buyers and refiners you will ever need! Midwest Refineries LLC.

  • Amazon: Casting Silver Jewelry

    Gold Melting Furnace 1150℃ /2102 ℉ Electric Digital Melting Furnace Machine with Graphite Crucible .Gold, Silver, Copper and Aluminum Smelter Casting Refining Kiln Tools,1400W 3KG 4.1 out of 5

  • Clinique Pore Refining Solutions Correcting Serum, 1 oz ...

    Shop Clinique Pore Refining Solutions Correcting Serum, 1 oz. online at Macys. Lightweight, oil-free serum clears out pore-clogging debris and oil. You'll see a tighter, smoother look-guaranteed.

  • Buy 250 oz Silver Kitco Cache Kit Buy Silver Bullion KITCO

    Kitco offers 250 oz Silver Kitco Cache Kit .999 at competitive silver prices. Buy silver bullion online at Kitco or call 1 877 775-4826 or 1 514 313-9999.

  • Gold Refining Community

    : REFINING PRECIOUS METAL WASTES HAPTER PAGE fine gold. (9) Saving the silver. Summary. Questions and answers. VII. SOME SPECIAL CASES 65 Green gold. White golds. Rolled, filled and electroplated gold, and gold scrap containing soft solder. Procedure when tin and lead are present. VIII. SILVER 74 Forms of silver encountered by the refiner. Its ...

  • instructions for large scale gold refining

    Refining silver without resorting to the use of a large smelting oven requires the use of nitric acid, so safety is still as important, if not more so, than it would be when using an oven Weigh the silver you are going to be refining You will need 150 ML of concentrated nitric acid for every ounce of metal Put on your safety gear.

  • silver ore smelting - YouTube

    May 17, 2016  Smelting Silver Ore with the KK-6. How to identify raw silver and silver ore_(What silver bearing rock looks like) - Duration: 35:35. Chris Ralph, Professional Prospector 44,759 views

  • Buy 150 oz Silver Walking Liberty Cache KitSilver rounds ...

    Kitco offers 150 oz Silver Kitco Walking Liberty Cache Kit at very competitive prices. Buy online or call 1 877 775-4826, 1 514 313-9999.

  • Gold Refining plant Process Instruction info DVD eBay

    (Extra refining Platinum,silver nitrate,silver chloride text instructions only). We use aqua regia for the past 25 years to refine gold, now I retired and I have composed a video to show you step by step the most efficient way to refine gold. (Extra refining Platinum,silver nitrate,silver chloride text instructions

  • 卖家评价: 100.0% 好评
  • Simplified Refining Instructions - Gold Refining Forum

    Jan 10, 2011  Re: Simplified Refining Instructions Post by Barren Realms 007 » January 10th, 2011, 12:27 am After they cement out you process the material in nitric to recover the silver and palladium and the residue that is left should be platinum and you run it in AR.