【Size】- Melting Crucible Cup Capacity: 350g, OD * Height: 63*70mm. 【Material】- Choice the fused silica as the main raw material, the modern ceramic technology of fused quartz material is processed into high temperature resistance up to 1800℃. Silica Melting Crucible have pour spouts. 【Feature】- High purity, corrosion resistance, high strength, high heat resistant, high shock resistance. Silica Melting Crucibles can be used to melt metals and pour into Ingots as well as pouring metal in lost wax casting operations for vacuum assist castings machine. 【Widely Used】- Widely used in electric light, semiconductors, optical communications, military, metallurgy, building materials, mechanical, electrical, environmental protection and other fields. 【Package included】- 1 x 350g Quartz Silica Melting Crucible Cup.