{"product_id":"draagbare-smeltoven-4kg","title":"Portable gas melting furnace, 4 kg, with 1 burner","description":"\u003cp\u003eThis melting furnace processes up to 4 kg of material at temperatures up to 1,450 °C. That lets you melt gold, silver, copper, aluminium, brass, bronze and tin. It's the entry-level model: 7 kg, one burner, and a chamber measuring 150 by 190 mm.\u003c\/p\u003e\u003ch2\u003eBurner and air supply\u003c\/h2\u003e\u003cp\u003eMade from 304 stainless steel, with a working pressure between 1 and 25 PSI. Set to a neutral flame at the factory, with a choke so you can adjust it yourself.\u003c\/p\u003e\u003cp\u003eThat choke controls the air mixture, which determines the temperature you can reach. After all, every working pressure calls for a different air-to-gas ratio.\u003c\/p\u003e\u003ch2\u003eFuel\u003c\/h2\u003e\u003cp\u003eButane, propane, a combination of the two and LPG all work. Natural gas is not an option.\u003c\/p\u003e\u003ch2\u003eLining\u003c\/h2\u003e\u003cp\u003eThe walls get 1 inch of ceramic wool, the door and the base 2 inches. Ceramic brick sits at the bottom.\u003c\/p\u003e\u003ch2\u003eIncluded\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 melting furnace\u003c\/li\u003e\n\u003cli\u003e1 gas burner with ball valve and adjustable air supply\u003c\/li\u003e\n\u003cli\u003e1 gas pressure regulator with gauge, 1 to 90 PSI (0 to 6 bar)\u003c\/li\u003e\n\u003cli\u003e1 gas hose, 2 metres\u003c\/li\u003e\n\u003cli\u003e2 clamps\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe only thing you need to supply yourself is a gas bottle.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelting capacity:\u003c\/strong\u003e 4 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum temperature:\u003c\/strong\u003e 1,450 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBurners:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFurnace:\u003c\/strong\u003e 1.5 mm steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal dimensions (W x H):\u003c\/strong\u003e 150 x 190 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal dimensions (W x H):\u003c\/strong\u003e 200 x 300 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 7 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 80,000 BTU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking pressure range:\u003c\/strong\u003e 1 to 25 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable air supply:\u003c\/strong\u003e yes\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Parrot Shopping","offers":[{"title":"Default Title","offer_id":57979004780927,"sku":"20010015","price":439.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/5366\/4127\/files\/draagbare-gas-smeltoven-4-kg-met-1-brander-inhoud-verpakking.jpg?v=1786655131","url":"https:\/\/parrotshopping.com\/en\/products\/portable-gas-melting-furnace-4-kg-with-1-burner","provider":"Parrot Shopping","version":"1.0","type":"link"}