{"title":"Burnout Furnaces","description":null,"products":[{"product_id":"jewelry-casting-burnout-furnace-oven-machine","title":"Jewelry Casting Burnout Furnace Oven Machine","description":"\u003cp\u003eThis machine is commonly used for drying and curing plaster in stainless steel plaster molds, as well as melting and separating paraffin wax for wax molds. It is specifically designed for inverted molds in the jewelry industry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003eVoltage: 110V\/220V\u003cbr data-mce-fragment=\"1\"\u003ePower: 2.5KW\u003cbr data-mce-fragment=\"1\"\u003eMaximum temperature: 1000℃\u003cbr data-mce-fragment=\"1\"\u003eHeating zone: 3-side synchronous heating, can put 4*9 inches Stainless Steel Plaster Mold\u003cbr data-mce-fragment=\"1\"\u003eFurnace chamber inner size: 300*150*300mm\u003cbr data-mce-fragment=\"1\"\u003eOuter size of electric furnace: 470*750*940mm\u003cbr data-mce-fragment=\"1\"\u003eWeight: about 81kg\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e","brand":"PHYHOO JEWELRY TOOLS","offers":[{"title":"Default Title","offer_id":41062150209622,"sku":"JHZZJLJ01","price":1059.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/6254\/1897\/files\/phyhoo-jewelry-toolsjewelry-casting-burnout-furnace-oven-machine-393868.jpg?v=1714960545"},{"product_id":"jewelry-casting-burnout-furnace-oven-with-observation-window-machine","title":"PHYHOO Jewelry Flask Preheating Furnace | 1500W PID Kiln with Observation Window","description":"\u003cdiv style=\"font-family:inherit; color:inherit;\"\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:1.25rem;\"\u003eProfessional 1500W jewelry flask preheating furnace with intelligent PID temperature control and observation window — engineered for investment mold preparation in jewelry casting studios, reaching 800°C in just 30 minutes.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eKey Selling Points\u003c\/h2\u003e\n\u003cul style=\"padding-left:1.5rem; margin-bottom:1.5rem; font-size:16px; line-height:1.8;\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eIntelligent PID Temperature Control\u003c\/strong\u003e — precise digital regulation with clear display, maintaining stable target temperatures for consistent investment mold preparation results\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eRapid 30-Minute Heat-Up\u003c\/strong\u003e — 1500W resistance wire heating with silicon oxide lining reaches 800°C (1472°F) in 30 minutes, minimizing workflow downtime\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eObservation Window\u003c\/strong\u003e — monitor the preheating process in real time without opening the furnace door, preventing heat loss and temperature fluctuation\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eEnergy-Efficient Three-Layer Insulation\u003c\/strong\u003e — triple-wall furnace structure with superior insulation reduces energy consumption by up to 30% compared to single-wall designs\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eSilicon Oxide Chamber Lining\u003c\/strong\u003e — high-temperature resistant material ensures fast, even heating and excellent heat retention throughout the preheating cycle\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eDual Voltage 110V and 220V\u003c\/strong\u003e — compatible with studios worldwide, no external converter required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eAbout This Product\u003c\/h2\u003e\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003eThe PHYHOO Flask Preheating Furnace is purpose-built for the flask preheating stage of the lost-wax casting process. After wax burnout is completed in a separate burnout oven, this furnace brings the investment mold to the precise casting temperature required for clean metal flow and minimal porosity in the finished piece.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:1.25rem;\"\u003eThe compact footprint (400 x 330 x 365 mm \/ 15.7\" x 13.0\" x 14.4\") fits standard jewelry studio benches, while the heat-insulating and flame-retardant construction ensures safe operation in small workshop environments. Suitable for professional casting studios, individual jewelers, and metalsmithing schools.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eTemperature Lock Setup Guide\u003c\/h2\u003e\n\u003cdiv style=\"background-color:#fff3cd; border-left:4px solid #e6a817; padding:12px 16px; margin:16px 0; line-height:1.7;\"\u003eThe furnace ships with a temperature lock enabled. You must unlock it before first use by following the steps below.\u003c\/div\u003e\n\u003cul style=\"padding-left:1.5rem; margin-bottom:1.5rem; font-size:16px; line-height:1.8;\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003ePress and hold the Set button for 5 seconds to access program settings\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003ePress Set repeatedly to locate the LCY parameter\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003eSet LCY to 0101\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003ePress and hold Set for 5 seconds to confirm\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;\"\u003ePower off, wait 1 minute, then restart\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eBest For \/ Not For\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:1.5rem; font-size:15px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background-color:#f5f5f5;\"\u003e\n\u003cth style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; font-weight:600; text-align:left;\"\u003eBest For\u003c\/th\u003e\n\u003cth style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; font-weight:600; text-align:left;\"\u003eNot For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eProfessional jewelry casting studios requiring precise flask preheating before metal pour\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eWax burnout from investment molds — a separate dedicated wax burnout furnace is required before using this machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eIndividual jewelers and metalsmiths working with lost-wax casting in small studio setups\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eMetal melting or smelting — this furnace does not reach temperatures required for melting gold, silver, or other casting metals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eJewelry schools and vocational casting programs needing a safe, controllable preheating solution\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eCeramic or pottery firing — the 800°C maximum temperature and chamber size are not suited for ceramic kiln applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003ePlaster investment mold drying and preparation prior to casting\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; line-height:1.6;\"\u003eFlasks larger than 4 x 7 inches (101 x 178 mm) — verify your flask dimensions against the chamber size before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:1.5rem; font-size:15px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e110V \/ 220V, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e1500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eMaximum Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e800°C (1472°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eHeat-Up Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e30 minutes to 800°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eHeating Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003eResistance Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eChamber Lining\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003eSilicon Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eChamber Dimensions (L x W x H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e150 x 150 x 200 mm (5.9\" x 5.9\" x 7.9\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eMax Flask Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e4 x 7 inches (101 x 178 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eMachine Dimensions (L x W x H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e400 x 330 x 365 mm (15.7\" x 13.0\" x 14.4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0; width:40%;\"\u003e\u003cstrong\u003eMachine Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:0.6rem 0.9rem; border:1px solid #e0e0e0;\"\u003e15.5 kg (34.2 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003ePro Tips\u003c\/h2\u003e\n\u003cul style=\"padding-left:1.5rem; margin-bottom:1.5rem;\"\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eComplete wax burnout in a separate burnout furnace before placing the flask in this machine.\u003c\/strong\u003e This furnace is for preheating only — placing a wax-filled flask inside will damage the silicon oxide lining and produce harmful fumes.\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003ePreheat the empty furnace for 10 minutes before inserting the flask\u003c\/strong\u003e to stabilize the chamber temperature and ensure even heat distribution from the first minute of the preheating cycle.\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eSet the target temperature 20–30°C above your intended casting temperature\u003c\/strong\u003e to compensate for heat loss during the transfer from furnace to casting machine. Adjust based on your studio's ambient temperature.\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eKeep the observation window clean with a dry, lint-free cloth after each session.\u003c\/strong\u003e Residue buildup on the glass reduces visibility and can cause inaccurate temperature readings if it interferes with the sensor area.\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\n\u003cstrong\u003eAlways use the included insulation gloves when handling the flask at temperature.\u003c\/strong\u003e Allow the furnace to cool completely to below 100°C (212°F) before opening for cleaning or inspection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\u003cstrong\u003eCan this furnace be used for wax burnout?\u003c\/strong\u003e\u003cbr\u003eNo. This machine is designed for flask preheating after wax burnout has already been completed. Placing a wax-filled investment mold inside will damage the lining and produce harmful fumes. A separate wax burnout furnace is required for the burnout stage.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\u003cstrong\u003eCan it melt gold, silver, or other casting metals?\u003c\/strong\u003e\u003cbr\u003eNo. This is a preheating furnace, not a metal melting furnace. The maximum temperature of 800°C (1472°F) is below the melting point of most casting metals. A separate crucible furnace or torch is required for metal melting.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\u003cstrong\u003eWhat is the maximum flask size the chamber can accommodate?\u003c\/strong\u003e\u003cbr\u003eThe chamber measures 150 x 150 x 200 mm (5.9\" x 5.9\" x 7.9\") and accommodates flasks up to 4 x 7 inches (101 x 178 mm). Measure your flask dimensions carefully before ordering to confirm compatibility.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\u003cstrong\u003eWhy does the furnace not respond when I first turn it on?\u003c\/strong\u003e\u003cbr\u003eThe furnace ships with a temperature lock enabled. You must unlock it before first use: hold Set for 5 seconds, navigate to LCY, set it to 0101, confirm with Set, then power off and restart after 1 minute. Full instructions are in the setup guide above.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e\u003cstrong\u003eIs the machine compatible with both 110V and 220V power supplies?\u003c\/strong\u003e\u003cbr\u003eYes. The furnace is available in both 110V and 220V configurations. Select the correct voltage variant for your region at the time of purchase. Do not connect a 110V unit to a 220V supply.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:1.25rem;\"\u003e\u003cstrong\u003eHow do I get support or report an issue with my order?\u003c\/strong\u003e\u003cbr\u003eContact the PHYHOO team at phyhootool@gmail.com. We respond within 24 hours on business days.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eWhat's Included\u003c\/h2\u003e\n\u003cul style=\"padding-left:1.5rem; margin-bottom:1.5rem;\"\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e1x Flask Preheating Furnace (main unit)\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e1x Steel Bell Pliers\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e1x Power Cable\u003c\/li\u003e\n\u003cli style=\"font-size:16px; line-height:1.8; margin-bottom:0.5rem;\"\u003e1x Insulation Gloves\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:20px; font-weight:600; margin-top:2rem; margin-bottom:0.75rem; line-height:1.4;\"\u003eSupport\u003c\/h2\u003e\n\u003cp style=\"font-size:16px; line-height:1.8; margin-bottom:1.25rem;\"\u003eQuestions about this jewelry flask preheating furnace or order status? Contact the PHYHOO team at phyhootool@gmail.com. We respond within 24 hours on business days.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"PHYHOO JEWELRY TOOLS","offers":[{"title":"110V","offer_id":42483918078038,"sku":"phy001","price":499.0,"currency_code":"USD","in_stock":true},{"title":"220V","offer_id":42483918110806,"sku":"phy002","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/6254\/1897\/files\/1_2dc0ca79-7786-4bdc-8edd-ff90aa611f4a.jpg?v=1752822518"}],"url":"https:\/\/www.phyhootool.com\/es\/collections\/burnout-furnaces.oembed","provider":"PHYHOO JEWELRY TOOLS","version":"1.0","type":"link"}