Crucible is made from nickel material, and are recommended for melting your precious, or non-precious metals. It is good tool for melting, casting or refining some metal that you need to use. High purity, corrosion resistance, high strength, high heat resistance, high resistance. Features - Material: Nickel. - Size:7.00X5.00X3.00cm/2.75X1.97X1.18in. - Capacity: 50ml. - Come with excellent acids resistance and alkalis resistance, and chemical corrosion resistance. - The nickel crucible has good thermal stability, suitable for emergency heat or cold usage condition. - It is widely used in the chemical industry, pharmaceutical industry and laboratories. - It can melt gold, silver, platinum and other precious metals and other alloys,with long service life. - High purity, high temperature resistance, high precision, good insulation.