Graphite Crucible 1 / 2 / 3 / 4KG Metal Melting Gold Silver Scrap Casting Mould (1KG)

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Feature

AttentionOnly for ELECTRIC / Vacuum / Gas Protection Furnace. Pure graphite crucible can NOT be heating by Carbon or Charcoal kiln. It will be oxidized and cracked; Pure graphite will start to oxidize at 752 F 400). The withstand temperatures can be 3200 F if you use Air Electric Furnace. The withstand temperatures can be 5000 F if you use Vacuum or Gas Protect
PerformanceExcellent thermal stability for fast heating and cooling / Well corrosion resistance to strong acid and alkali / Good thermal conductivity properties which highly shorten the melting time and save energy / Great impact resistance performance to ensure the reliability of product quality.
Size Capacity: 1KG gold; Height:88mm / 3.46inch; Inner diameter:35mm / 1.38inch; Top diameter:58mm / 2.28inch; Bottom diameter:47mm / 1.85inch
ApplicationMelting and casting metals such as Gold, Silver, Brass, Aluminum, Copper, Zinc, Plumbum, etc.
Composition:99.9% Graphite. Ash content less than 0.1%. Excellentthermalconductivity and corrosion resistance. Better for Refining than Silicon Carbide Graphite Crucibles.

Description

Eforlife -- Pure graphite crucible for metal melting and casting

*Important note: Pure graphite crucible can NOT be heating by Carbon furnace or charcoal kiln. It will be oxidized and cracked.

Composition: Graphite 99.9%; Ash0.1% (protect the precious metals from contamination while smelting)
Capacity:1kg/2kg/3kg/4kg/5kg Gold.

Features:

Well thermal stability : Capable of fast heating and cooling according to the using conditions of graphite crucible.
Excellent corrosion resistance, impact resistance, acid resistance and alkali resistance.
Great heat transfer performance: highly shorten the melting time and save energy.
Small thermal expansion coefficient in high-temperature using process and certain strain resistance to the thermal shock, quenching.
Graphite Crucible is Generally used in alloy tool steel smelting and smelting of nonferrous metals and their alloys.
Graphite is more durable than ordinary material products, which makes graphite crucible to have long service life under correct using condition.

Warm-Tips:

Stored in dry place, do not get it wet.
After drying the crucible, please avoid the water.
Be careful not to give a mechanical impact force, not from a fall or impact.

Package Content:
1x Graphite Crucible (well packaged)