Description: 1-16kg Graphite Furnace Casting Foundry Crucible Melting Tool. Specification: Refractoriness: ≥1635 ℃. Carbon content: ≥41.46%. Porosity: ≤32%. Bulk density: ≥1.71g / cm3. Choose: 1kg/2kg/4kg/6kg/8kg/10kg/12kg/16kg. Quantity: 1pcs. Features: High density, corrosion resistance, high temperature, heat and fast, strong antioxidant capacity. High thermal shock resistance, chemical stability, attractive appearance. Melting various gold, silver, copper, aluminum, lead, zinc and other nonferrous metals, medium-carbon steel and rare metals. Utilization: Graphite crucible is generally used in alloy tool steel smelting and smelting of nonferrous metals and their alloys. Graphite crucible can be used in the processing of graphite, graphite crucible, graphite casting crucible tank, pull rods, mold and other graphite products. Graphite crucible let the products are more durable than ordinary material products, longer service life, able to withstand more than 1635 ℃ high temperature. Using Tips: Stored in dry place, do not get it wet. Don't make it touch with water after drying the crucible. Be careful not to give a mechanical impact force, not from a fall or impact. Note: Please note that the package includes one Graphite Crucible only. Package Included: 1 x Graphite Crucible