{"product_id":"toauto-gold-melting-furnace-1800w-model-trf3000-v1","title":"TOAUTO Gold Melting Furnace - 1800W - Model: TRF3000-V1","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease Note: Box may show signs of wear, but product is still new!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eTOAUTO TRF3000 Electric Resistance Melting Furnace — 1800W\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e TGF3000-V1  |  \u003cstrong\u003eMax Temp:\u003c\/strong\u003e 1100°C (2000°F)  |  \u003cstrong\u003ePower:\u003c\/strong\u003e 1800W  |  \u003cstrong\u003eWeight:\u003c\/strong\u003e 7.5 kg  |  \u003cstrong\u003eMaterial:\u003c\/strong\u003e Ceramic  |  \u003cstrong\u003eMelting Time:\u003c\/strong\u003e 25–35 min  |  \u003cstrong\u003eVoltage:\u003c\/strong\u003e 110V (US)\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday Home Melting:\u003c\/strong\u003e Designed for hobbyists, the 1800W furnace melts 3 kg of copper in approximately 28 minutes — over 100% more efficient than older models. Its smart heat-transfer design makes casting accessible for all skill levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Melting:\u003c\/strong\u003e Melt 3 kg of copper in 25–35 min or 1 kg of silver in 18 min. Delivers 2.1× the efficiency of prior units with 22% less energy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise PID Temperature Control:\u003c\/strong\u003e Upgraded PID controller delivers ±3°C accuracy (vs. ±15°C in standard furnaces), fast response, and minimal overshoot. Real-time LED display ensures reliable, professional-grade results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Stable Base:\u003c\/strong\u003e Hexagonal weighted base with anti-slip silicone feet stays secure on slopes up to 15° or uneven floors — ideal for balconies, garages, or classrooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Starter Kit:\u003c\/strong\u003e Includes furnace, 3 kg and 1 kg graphite crucibles, 10-cavity ingot mold, tongs, gloves, and bilingual manual. Ready to use in 5 minutes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Metals\u003c\/h2\u003e\n\u003cp\u003eThe TRF3000 melts a wide range of metals including aluminum, copper, silver, gold, lead, zinc, and brass. Ideal for jewelry making, scrap metal recycling, small-batch refining, hobby casting, and DIY metalworking.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrucible Capacities:\u003c\/strong\u003e 1 kg and 3 kg (dual-crucible design)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeating Power:\u003c\/strong\u003e 1800W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 110V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e ~1150°C (2102°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Accuracy:\u003c\/strong\u003e ±3°C (PID digital control)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Up Time:\u003c\/strong\u003e 25–40 minutes (varies by metal and quantity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Height:\u003c\/strong\u003e 39 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Weight:\u003c\/strong\u003e 7.5 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChamber Material:\u003c\/strong\u003e Ceramic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHeating Performance \u0026amp; Power Requirements\u003c\/h2\u003e\n\u003cp\u003eThe built-in PID digital temperature controller provides precise regulation and stable heating throughout the melting process, reducing temperature fluctuation for consistent results. Due to its 1800W heating power, a stable electrical supply is required. This unit uses a \u003cstrong\u003estandard US 3-prong plug (Type A\/B, 110V)\u003c\/strong\u003e — compatible with standard North American outlets. For best performance, use a \u003cstrong\u003e20A dedicated circuit\u003c\/strong\u003e and a \u003cstrong\u003e12AWG heavy-duty extension cord\u003c\/strong\u003e. Using an insufficient power supply may cause breaker trips or unstable heating.\u003c\/p\u003e\n\u003ch2\u003eDurability \u0026amp; Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eThe TRF3000 is designed for light-to-moderate hobby use and small-scale metalworking. To maximize lifespan: preheat the crucible gradually before use, avoid unnecessary overheating, apply borax coating when appropriate, and regularly inspect heating elements, temperature probes, and crucibles. Crucible lifespan varies by metal type and operating temperature — keep spare crucibles on hand for frequent projects.\u003c\/p\u003e\n\u003ch2\u003eSafety Information\u003c\/h2\u003e\n\u003cp\u003eThe electric resistance heating design provides stable, flameless operation. However, molten metals reach extremely high temperatures and require strict safety precautions. Always wear heat-resistant gloves and eye or face protection. Operate on a stable, heat-resistant surface in a well-ventilated area. Keep flammable materials away from the workspace. Outdoor or garage use is recommended whenever possible.\u003c\/p\u003e\n\u003ch2\u003eRecommended Usage Tips\u003c\/h2\u003e\n\u003cp\u003eFor best results: preheat the crucible before operation, apply borax coating when appropriate, use a dedicated 20A circuit with a 12AWG heavy-duty extension cord, select the correct crucible size for your material quantity, avoid unnecessary overheating, and \u003cstrong\u003ealways wear proper PPE\u003c\/strong\u003e.\u003c\/p\u003e","brand":"TG-1-168","offers":[{"title":"Default Title","offer_id":62057399550322,"sku":"10020164","price":167.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/1364\/0491\/files\/71mxDXdPInL._AC_SL1500.jpg?v=1784050765","url":"https:\/\/keevado.com\/products\/toauto-gold-melting-furnace-1800w-model-trf3000-v1","provider":"Keevado Store","version":"1.0","type":"link"}