Size:1 hole graphite box 150g Features:1.Thermal stability, corrosion resistance, impact resistance2.Acid and alkali resistance, good thermal conductivity3.Clean and environmentally friendly non-stick material, long life4.Good heat transfer performance of graphite crucible: for greatly shorten the melting time and save energy;5.Ash content less than 0.1% , to ensure the precious metals in smelting is not contaminated;Specification:Material: Molded of high-purity graphiteSize:1 hole -- outer box: 55x37x20mm, inner box: 45*24*10mmCapacity:1 hole: molten gold 150g/silver 70gIndex:Body density 1.80 g / cm3, the resistor 9 unmBending 45Mpa, 65Mpa compressionAsh content 0.1%, particle 43umUses:1. melting gold and silver or other precious metals2. test analysis equipment, or ingot mold, etc.Using Tips： 1.Stored in dry place, do not get it wet 2.After drying the crucible , don't make it touch with water. 3.Be careful not to give a mechanical impact force, not from a fall or impact.Package include:1x Stone cartridgesNote:1.Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.2.And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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