1/4 ,1/2 ,1OZ Graphite Ingot Bar Round Coin Combo Mold Casting Refining Scrap
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1/4 ,1/2 ,1OZ Graphite Ingot Bar Round Coin Combo Mold Casting Refining Scrap:
$7.35
Similar Items 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:
#1(Gold and silver, Five holes)
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）
Material: Molded of high-purity graphite
Size: 7.2 x5.7 x 1.2cm（L x W x H）
#2 (Silver,Three holes)
Material: Molded of high-purity graphite
Size:
Carton: 57x42x11.5mm
Inner Box 1: 7.9 * 20.6 * 4.1mm (molten silver 0.25oz)
Inner box 2: 10.5 * 29.5 * 4.1mm (molten silver 0.5oz)
Inner box 3: 13.0 * 35.8 * 4.1mm (molten silver 1oz)
(Size of the error + -0.1mm)
#3(Gold,Three holes)
Material: graphite
Size：56mmx46mmx21mm,，depth of slot：0.45cm
Indicators as follows：
Bulk densit ≥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）
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:
1x Stone cartridges
Detail Image
Payment
1.We accept PayPal only.
2.All major credit cards are accepted through secure payment processor PayPal.
3.Payment must be received within 7 business days of sale closing.
4.We ship to your or Paypal address. Please make sure your and Paypal address is correct before you pay.
1.We ship to your or Paypal address. Please make sure your and Paypal address is correct before you pay.
2.Items will be shipped within 1-3 business day when we received payment.
3.Delivery time depends on destination and other factors;
4.International buyers please note:
a.Import duties, taxes and charges are not included in the item price or shipping charges. These charges are buyer’s responsibility. We will try our best to reduce the risk of the custom duties.
b.Please check with your country's customs office to determine what these additional costs will be prior to buying.
1/4 ,1/2 ,1OZ Graphite Ingot Bar Round Coin Combo Mold Casting Refining Scrap:
$7.35