TOAUTO High Purity Graphite Crucible, Metal Melting Ingot Mould for Gold Silver Brass Aluminum Furnace Casting Jewelry Tools

●Specifications● Name： Graphite Crucible Material：Graphite Operating Temperature：≤1800℃ Product Size：φ73mm&φ60mm*170mm Product Weight：0.7kg ●Benefits for you● (1) The use temperature is less than or equal to 1800 ℃, can be used to melt gold, silver, copper, aluminum, iron, and other metals. (2) Good thermal and shock resistance. Good thermal conductivity. Fast heating speed. (3) The high density of graphite crucible makes the crucible have good thermal conductivity. (4) The surface of the graphite crucible has a special glaze layer and dense molding material, which greatly improves the corrosion resistance of the product and extends its service life. ●Application area● Used in electric melting metal melting, copper, gold, aluminum, silver, etc. metal melting ●Technical Support● Note: This type of gold melting furnace is a special crucible for electric melting furnace. All Products from the factory will be provided for one year warranty after-sales and lifetime technical support. ●Shipping list● 1PCS Graphite Crucible ❤Don't hesitate to buy it now!❤

• SIZE -- Options: 1kg, 2kg, 3kg. 1KG Graphite crucible Diameter: 65mm ; Height: 125mm 2KG Graphite crucible Diameter: 72mm; Hight: 155mm; 3KG Graphite crucible Diameter: 75mm; Hight: 170mm; Weight: 330 - 465g
• GROOVED GRAPHITE CRUCIBLE -- Grooved graphite crucible made of natural graphite with good thermal conductivity and high temperature resistance, and has a small thermal expansion coefficient during high temperature use. Specially designed for easy removal from the furnace say no to any metal waste.
• WARM TIPS -- Pure graphite crucible can NOT be heating by carbon furnace or charcoal kiln. It will be oxidized and cracked; Pure graphite will start to oxidize at 752 °F （400℃). They withstand temperatures can be 3200 °F if you use Air Electric Furnace. They withstand temperatures can be 5000 °F if you use Vacuum or Gas Protection Furnace.
• Long Service Life -- The surface of the graphite crucible has a special glaze layer and dense molding material, which greatly improves the corrosion resistance of the product and extends its service life
• SLE-FREE AFTER-SALE SERVICES - All Products from the TOAUTO will be provided for 1-year warranty after-sales and lifetime technical support, and 30-day return. Premium after-sales service from a high-quality product, we take full responsibility for our promise.