Description:Choice the fused silica as the main raw material, made using modern ceramic processing technologyMainly used in alloys, platinum, gold and other high temperature melting alloys, high temperature resistance up to 1800.High purity, corrosion resistance, high strength, high heat resistant, high shock resistance.Widely used in electric light, semiconductors, optical communications, metallurgy, building materials, chemical, mechanical, electrical, environmental protection and other fields.Material: Quartz SilicaSpecification:Material: QuartzCapacity: 2Kg (Dia.x H): approx. 118x75mm/4.64x2.95inchPackage Includes:3 Pieces Quartz Silica Melting CrucibleNote:Please allow a little size error due to manual measurement.Please be reminded that due to lighting effects and monitor&39;s brightness/contrast settings etc, the item&39;s color may be slightly different from the pictures. Please understand.