Gold Silver Jewelry Casting Melting of Graphite Mould Graphite Crucible

• Type: Graphite Crucible
• Composition: Graphite
• Carbon Content: High-Carbon
• Grade: HP
• Forming Way: Molded Graphite
• Crystal Morphology: Artifical Graphite
• Model NO.: MSS85
• Product Name: Gold Silver Jewelry Casting Melting of Graphite Cr
• Material: Graphite Crucible
• Density: 1.85
• Color: Grey Black
• Application: Melting of Gold Silver Jewelry Metal Copper
• Transport Package: Box
• Specification: Customization
• Trademark: ningheda
• Origin: China
• HS Code: 3801909000
• Production Capacity: 100000

Product Description

Gold Silver Jewelry Casting Melting of  graphite mould Graphite Crucible

graphite crucible is used for gold, silver and other jewelry casting and recasting.Raw material characteristics: high purity, high density, good thermal resistance, ablation resistance, erosion resistance, oxidation resistance and thermal shock resistance.

1. Technical Index

Type	MSL80	MSS80	MSL85	MSS85
Grain Size (μm)	25	25	25	25
Bulk Density (≥g/cm3)	1.82	1.82	1.85	1.85
Compressive Strength (≥MPa)	60	60	70	70
Flexural Strength(≥MPa)	30	30	35	35
Porosity(≤%)	21	21	18	18
Specific Resistance(≤μΩm)	12	12	12	12
Ash Content(≤%)	0.08	0.08	0.08	0.08
Shore Hardness	48	48	50	50

 

1. The ash content can be purified to 30ppm according to the requirement.
2. The above index data is the standard value, not the guaranteed value.

Gold Silver Jewelry Casting Melting of  graphite mould Graphite Crucible