Feature Highlights: 1. Thermal Shock Resistant – No need to worry about sudden temperature changes during precious metal melting. This graphite crucible won’t crack even under rapid heating or cooling. 2. High Performance – Resists strong acids and alkalis, offers excellent wear resistance, high lubricity, and outstanding durability. It’s made with high purity and density for superior mechanical strength. 3. Stable & Long-Lasting – Excellent thermal stability allows quick heating and cooling without damage. Its strong chemical stability ensures a long service life. 4. High Purity – Crafted from pure graphite to keep your melted precious metals free from contamination, preventing impurities that could cause rust or damage. 5. Versatile Use – Designed not only for melting gold, but also ideal for casting and refining silver, copper, brass, aluminum, and more. Product Details: This graphite crucible is built for fast heating, cooling, and wear-resistant melting and casting. It handles rapid temperature shifts without breaking, resists corrosion from acids and alkalis, and maintains high purity to protect your metals. Durable and stable, it’s perfect for a variety of metals including gold, silver, copper, and aluminum. Easy to use and long-lasting, it’s a reliable choice for refining and casting projects. Specifications: Material: Pure Graphite Uses: Melting, casting, and refining of precious & non-ferrous metals Features: Thermal shock resistant, acid/alkali resistant, high wear resistance, high purity