5OZ Purity Graphite Casting Refining Scrap Melting Ingot Mold for Gold Silver

Description

For gold and silver bullion melted forming a sheet to be used as a graphite crucible melting non-ferrous metals.
Test analysis, as the ingot molds and other purposes
Specifications：
Bulk density ≥1.82 g/cm3
Electric resistivity ≥9 μ Ω m
Bending strength ≥45 Mpa
resist compression ≥65 Mpa
Ash ≤0.1 %
particle ≤43 um（0.043 mm）
Outside size:55*37*20 mm(2.2"*1.46"*0.79")
Cavity inner :45*24*10mm(7.8"*0.95"*0.39")
The capacity: 5OZ
Features:
∙ Well thermal stability : according to the using conditions of graphite crucible snap heat and cold;
∙ Well corrosion resistance, impact resistance performance, to ensure the reliability of product quality;
∙ Well resistance to strong acid, strong alkali;
∙ Good heat transfer performance of graphite crucible: for greatly shorten the melting time and save energy;
∙ Ash content less than 0.1% , to ensure the precious metals in smelting is not contaminated;
∙ In high-temperature using process, it got small thermal expansion coefficient;
∙ And certain strain resistance to the thermal shock, quenching;
∙ Long service life.
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 2000 ℃ high temperature
Using Tips
∙ Stored in dry place, do not get it wet
∙ after drying the crucible , don't make it touch with water.
∙ Be careful not to give a mechanical impact force, not from a fall or impact.
Package Included
∙ One/package
1.
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Country
Shipping time
Note
USA ,
Russia
5-12 working days
≥
20 days, contact me
Australia, Canada, United Kingdom
15-25 days, sometimes 30 days
≥
30 days, contact me
France
15-28 days, sometimes 30-35 days
≥
35 days, contact me
Brazil, Spain
20-40 days, sometimes 40-45 days
≥
45 days, contact me
Other country
Normally 25-30 days to reach
≥
30 days, contact me
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