2pcs High Temperature Quartz Melting Crucible Dish Bowl Pot Casting for Gold Silver

Description: Choice the fused silica as the main material made using modern ceramic processing technology mainly used in dental alloys platinum gold and other high temperature melting alloys high temperature over 2800 degrees 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. Specifications: Material: Quartz S: Diameter: 4.5cm Depth: 1.7cm can hold 150g gold M: Diameter: 6.8cm Depth: 2.5cm can hold 400g gold L: Diameter: 7.5cm Depth: 2.7cm can hold 500g gold Quartz physical and chemical properties: High temperature. Corrosion resistance. Good thermal stability. Good light transmission properties. Good electrical insulation properties. Note: There is an error of 0.5-1 cm in manual measurement please refer to the actual size.