The quartz crucible's high purity and thermal stability make it an excellent choice for demanding applications. Its ability to withstand rapid temperature changes without cracking ensures performance. Use it in your furnace or melting setup to achieve precise and reliable results every time. Features -Color:White -Material: Quartz -Size:5.60X4.80X4.80cm/2.20X1.89X1.89in -High temperature endurance: made from robust and practical quartz, this crucible can handle extremely high temperatures, ensuring a stable and safe metal melting process - conductivity: the quartz crucible's excellent heat conduction properties allow for fast and efficient metal melting, saving both time and energy -Practical material: designed to resist wearing, this crucible withstands the harsh acidic and alkaline conditions of metal melting, ensuring long-term use -Versatile applications: good for laboratory research, metal melting, and chemicals analysis, this crucible meets various application needs -Reliable structure: the quartz crucible features a stable structure and reliable performance, ensuring safety and stability during use Package list: 1 x quartz crucible