Quartz Melting Crucible, Heat Resistant to 1700 degC for Jewelry Making and Lab Use

Designed for jewelry making, gold refining, and laboratory high-temperature applications, this quartz melting crucible is crafted from 99% silica content high-purity quartz. It offers exceptional thermal stability, withstanding temperatures up to 1700 degC. The bowl features a white ceramic-like finish with an arc-shaped pouring spout and base feet, facilitating smooth metal discharge and stable placement during heating. Highlights 99% pure quartz withstands 1700 degC heat Arc-shaped spout for smooth metal pouring Stable base feet suit various heating setups Details Suitable for melting small to large quantities of metals like gold, silver, and copper Sold individually in various capacity options Care Dry moisture at low temperature before use; preheat gradually before reaching high temperatures. Sprinkle borax on the bottom to prevent molten metal from sticking.