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LSMIITTH 16KG Propane Melting Furnace for Aluminum, Gold, Silver, Copper - Dual Burner 200,000 BTU High Efficiency Foundry Kit with 16KG & 6KG Crucibles, Metal Clip Tongs for Casting Jewelry & DIY

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Availability: In Stock.
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Arrives Wednesday, Aug 19
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Size: 16KG Dual Burner Furnace


Features

  • High Efficiency & Superior InsulationUp to 50% Faster Melting . Our smelting furnace delivers exceptional efficiency with its 2-inch (50mm) premium ceramic fiber insulation. Combined with a robust 1.5mm steel shell, this advanced insulation system provides superior heat retention, enabling rapid warm-up and significantly reduced fuel consumption. Designed for metals like aluminum, gold, silver, and copper with melting points below 2372F (1300C). Perfect for jewelry making, DIY casting, workshops, and small-scale production. Note: Not for steel or iron.
  • Dual Forge Burners for Fast, Even Heating - 200,000 BTU Total OutputExperience professional-grade performance with two powerful 100,000 BTU forge burners (200,000 BTU combined). Unlike single-burner furnaces and dual burner both in one side, the dual-flame design ensures heat is distributed evenly on both sides of the crucible, leading to up to 50% faster melting times and approximately 20% lower propane costs. Each burner features an adjustable air choke for precise oxygen control and a threaded brass bell head for easy maintenance.
  • Large Capacity for Versatile ProjectsThis is a true medium-capacity workshop metal melting furnace. With an 8" diameter x 10" deep (20x24cm) inner chamber, it accommodates large crucibles for substantial melts. The included 16KG graphite crucible can handle impressive batch sizes: up to ~30KG of gold, 18KG of silver, 16KG of copper, or 5KG of aluminum. The 6KG crucible is ideal for smaller, more precise melts, offering unmatched versatility for hobbyists and professionals.
  • Professional Setup - Ready for Standard Propane TanksGet started immediately with our complete, professional setup. The smelter kit includes a high-pressure hose and regulator (QCC input, 5/8" output) that connects directly to standard US propane tanks. With a maximum output of 30 PSI, it delivers the high-pressure gas flow required to reach optimal forging temperatures. Crucial Advice: This system requires a standard high-pressure propane tank. It is NOT compatible with low-pressure BBQ fittings or home natural gas lines.
  • Complete Foundry Kit - Everything Included & Reliable SupportYou receive a full smelting workshop in one box: 1 x LSMIITTH Propane Melting Furnace, 1 x 16KG & 1 x 6KG Graphite Crucible, 2 x High-Output Forge Burners, 1 x 1.5m High-Pressure Gas Hose with Regulator, 1 x Refractory Brick, 1 x Metal Clip Tongs, 1 x Pair of Protective Gloves, 1 x Igniter & PTFE Tape, 1 x User Manual. We specialize in metal melting kits and stand behind our products. Contact us directly for any questions or support, and we guarantee a prompt solution.

Description

LSMIITTH Professional Metal Smelting Furnace Kit, Full Foundry Tools and Casting Accessories Visit the Store LSMIITTH have years of experience engage in metal smelter kit for home, hobby, and commercial use. Furnace, forge, burner, crucilbles, and crucible tongs all are availabel globally. We are the first one to sell melting furnace with burners on both side, which ensures complete combustion of the metal in shortest time and save 20% gas consumption. LSMIITTH Propane Melting Furnace Kit help you fun for melting gold,silver,copper,aluminum,brass and making trinkets. We are the first one to sell melting furnace with burners on both side, which ensures complete combustion of the metal in shortest time and save 20% gas consumption. You could use LSMIITTH foundry furnace to melt copper, gold, silver, brass, aluminum, zinc, tin, glass and other metals with melting points below 2372℉(1300℃). Please stop smelting every 30 minutes to reduce freezing and protect casting tools. 16KG Melting Furnace Kit 16KG Foundry Furnace 16KG Smelting Furnace Kit 16KG Melting Furnace Kit 25KG Large Furnace 8KG Double Burner Furnace 16KG Metal Smelter 1. Please pull the burner outward after the burner installed to the furnace, keep the burner head buried in the insulation, which could protect the burner heads and ensure the crucible can be placed in the furnace properly. Please check: burner head buried.jpg 2. Please make sure all the assembly are installed tightly, and keep there is no gas leak before melting. Liquid soap could test the gas leak. 3. Please use protective equipment, such as goggles or gloves, before casting. 4. Preheat the empty crucible and ingot mold at around 500℉ for 5 mins, making sure them absolutely dry before 1st use. 5. Prepare a high pressure Propane tank (like 20LB,30LB or 50LB ). 1. The metal furnace only suitable for high-pressure gas tanks, it is not suitable for natural gas. 2. If you use the full propane tank, adjust gas tank, regulator, and burner pressure from LOW pressure first. Adjust them slowly to find a best pressure setting. 3. Remember that set the regulator from 0psi to 3psi and to 5psi. Do not release too fast. Pressurize slowly. 4. The valve on your bottle may freeze if gas flow too fast. You should stop fire and reset again. 5. The small hole on the gas tip shouldn't be blocked, if blocked, it will cause uneven flames. Please check the image: small hole of gas tip.jpg 6. If the flame large and fast first and then get slow, it might be the regulator turn on the protection mode because of excessive airflow or air leak. Please use a wire to push the hole on the regulator end that connect with gas tank again. Please check the image: regulator.jpg 7. If it sounds like sputtering, and there is enough propane, your mixture is out of balance. You could adjust the air choke to adjust the amount of air and propane. Because the burner is auto air choke, you could use a tinfoil to adjust the air. Please check the picture: flashback arrestor.jpg 8. The Most Important: Stoping melting every 25 mins, which could reduce freezing and it could protect casting accessories to some extent.

Manufacturer: ‎LSMIITTH


Part Number: ‎F16KB-A


Item Weight: ‎33 pounds


Product Dimensions: ‎12 x 12 x 15 inches


Item model number: ‎F15KB-A


Size: ‎16KG Dual Burner Furnace


Color: ‎Black


Material: ‎Iron/Steel Black


Shape: ‎Body


Item Package Quantity: ‎1


Number Of Pieces: ‎1


Included Components: ‎Double forge burners


Warranty Description: ‎Manufacturer warranty for 30 days from date of purchase


Date First Available: April 29, 2022


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Aug 19

This item is non-returnable:

Non-returnable. Transportation of this item is subject to hazardous materials regulation

View our full returns policy here.

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Top Amazon Reviews


  • Awesome deal!
Great for what I bought it for.
Reviewed in the United States on June 29, 2026 by Matthew Malmin

  • Good double burner
I saw someone's opinion about the lid not staying down, so I added a latch. It works well, plus if I store my crucible inside, there's less chance of it falling out if the smelter gets tipped over. I've tried melting some pop cans for starters... But I think I'm too new at this smelting and could use more tips. I couldn't get the cans to become completely liquid. It may have had too much contaminant from the coating on the cans. Not knowing much then... I put too much heat and melted the iron fittings at the end of the burners... Good thing they're designed to be replaceable. I do agree that the gloves are too thin, but at least you get something to use. The tongs are fine for picking up the crucible, but it'd be nice to get something else that can cup the crucible better later on. And per another opinion I read about the paint coming off... Nope it holds up well. Either way if it did, go put some more on and quit being a princess. I'm glad I purchased this furnace over the other ones I've seen on Amazon, and it works fairly well to me. If it can melt those iron pipe fittings, I suppose it can do more than cans. I'll give it a shot later with more materials laying around. ... show more
Reviewed in the United States on February 18, 2023 by Dude!

  • Threading not lining up
The threads did not line up I tried to email and never got a response there was no number to call so I wrote a review on Amazon and the responded right away I just wanted a new part thought I would have to return the whole burner not be able to use disappointing because it was a gift I finely was able to reach them and the did send a replacement part I was totally thankful ... show more
Reviewed in the United States on January 11, 2024 by Sad outcome

  • Really easy to build and really fun you should get it
It is a good furnace. I love it except it takes a while to melt copper if you use the 16 KG crucible and if you do use that one for copper, I say you let it heat up first and then add the copper but it’s a great furnace I love it i’ve melted copper, aluminum, and brass and it’s worked flawlessly
Reviewed in the United States on June 4, 2025 by Ashley Stockton Gaver

  • This company values their customers
My burner arrived with some damages from shipping (which I had repaired myself). I had posted a review that explained the situation, and within hours the seller contacted me. We discussed the situation and the seller has claimed that they will do their best to make packaging better to prevent this in the future. I believe them. They went above and beyond to make this right for me. This is a simple product to assemble. Very basic design, I feel it is a good beginner design. ... show more
Reviewed in the United States on May 6, 2023 by michael frantz

  • Works great
More than happy with this.
Reviewed in the United States on December 28, 2023 by randy bell

  • Awful, very poorly made.
Used once and the flame extension tubes melted before the material in the crusible.
Reviewed in the United States on July 1, 2025 by Consumer Ed

  • Yet to use, but great customer service
Have yet to melt in this, as it was shipped with a few missing parts. One quick email to the manufacturer and the parts that were lacking are being shipped to my door.
Reviewed in the United States on April 15, 2024 by Matt

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