Crucible For Melting Gold

Chengdu Artech Specialty Graphite Co.,Ltd is one of the leading China crucible for melting gold manufacturers and also a professional crucible for melting gold supplier,Website:http://www.artechgraphite.com, welcome to import products from our factory.Product name: Graphite crucible for melting gold             Material: high pure graphiteSize: customizeApplication: gold meltingDensity: 1.65-1.88 g/cm3Compressive strength: 30-240MpaFlexural strength:7-85MpaSpecific electrical resistance:6.5-15μΩmBrand Name: OEMMOQ: 1 pcsDelivery date: 20 daysPackage: Polywood or customized package Function:1.Graphite crucible have high thermal stability.Graphite does not melt but sublimes at about 3627 ℃ .2.Graphite crucible have ood electric conductivity.As temperature rises, electrical conductivity increases. 3.Graphite crucible have high thermal conductivity.The thermal conductivity of graphite is higher than that of many metals and falls with increasing of temperature. 4.Graphite crucible can resist thermal shock. so rapid heating or cooling is not a problem.5.Graphite crucible can resist corrosion.It can be widely used in acid based environments.6.Graphite crucible are not wetted by molten glass or by most molten metals.7.the tensile,compressive and flexural strength of Graphite crucible are high than many metals.8. Graphite crucible have good sliding properties.It can slide itself without lubricant.9.Graphite crucible have high purity. Graphite can be purified to 20-30 ppm in block or less than 5 ppm for thefinished items.