2kg Double Ring Graphite Crucible for Gold Melting

• Type: Graphite Crucible
• Composition: Graphite
• Carbon Content: High-Carbon
• Grade: HP
• Forming Way: Molded Graphite
• Crystal Morphology: Block or Rod
• Model NO.: MSL80
• Product Name: Graphite Crucible
• Transport Package: Plywood Box
• Specification: MSL80
• Trademark: Ningheda
• Origin: China
• HS Code: 380190900
• Production Capacity: 10000000

Product Description

Graphite crucible with double ring is Used for small gold, silver and other jewelry melting, it has 1kg,2kg,3kg for gold capacity.
please check the below size and choose the right graphite crucible. 

Raw material characteristics: high purity, high density, good thermal resistance, ablation resistance, erosion resistance, oxidation resistance and thermal shock resistance.



 

commodity	capacity	size(mm)
		Φ1	Φ2	Φ3	h1
Double ring graphite crucible	1KG	65	38	50	115
Double ring graphite crucible	2KG	72	44	55	140
Double ring graphite crucible	3KG	75	50	60	150

Graphite technical date:

Technical data	Molded graphite
Bulk Density (≥g/cm3)	1.82	1.85-1.90
Porosity:	16	12
Grain Size (μm)	25	25
Compressive Strength (≥MPa)	60	70
Flexural Strength(≥MPa)	30	35
Specific Resistance (≤μΩm)	12	12
Ash content(≤%)	0.08	0.06
Shore Hardness	50	55