High Purtiy Graphite Casting Crucible with Stopper for Jewelry, Gold Casting Crucible

• Type: Graphite Crucible
• Composition: Carbon
• Carbon Content: High-Carbon
• Grade: Industrial Grade
• Forming Way: Isostatic Graphite
• Crystal Morphology: Compact Crystalline Graphite
• Model NO.: TJZBHY008
• Bulk Density: 1.75g/cm3-1.85g/cm3
• Application: Melting Precious Mateal
• Flexural Strength: No Less Than 35 MPa
• Compressive Stregnth: No Less Than 60 MPa
• Graphite Crucible: Jewellery Casting Crucible
• Jewellry Casting: Jewellery Casting Supplies
• Transport Package: Carton, Plywood Case or as Customers′ Requirement.
• Specification: can be customized
• Origin: China
• Production Capacity: 500000 PCS/Month

Product Description

Features:
High purity
High Density
High temperature resistance
Good thermal conductivity
Acid and alkali corrosion resistance
Strong thermal shock resistance
High mechanical strength
High precison machined by CNC equipments

Why choose us:
Selected Materials
Factory direct sale
A wide range of sizes for choice
All of our products can be customized
 

    Graphite Materials Specifications:
    

Molded Graphite
Property	FT-G4	FT-G5	Unit
Apparent Density	≥1.78	≥1.85	g/cm^3
Ash value	≤500	≤500	ppm
Shore Hardness	≥40	≥45	HSD
Specific Electrical Resistivity	≤12	≤10	μΩm
Flexural Strength	≥35	≥40	Mpa
Compressive Strength	≥60	≥70	Mpa
Max Grain Size	≤43	≤43	μm
Thermal Expansion (room temperature to 600ºC)	≤4.5	≤4.4	10-6/ºC

 

Isostatic graphite
Property	FT-D5	FT-D6	FT-D7	FT-G8	Unit
Apparent Density	≥1.85	≥90	≥1.81	≥90	g/cm^3
Max Grain Size	≤20	≤20	≤20	≤20	µm
Ash value	≤500	≤500	≤500	≤500	ppm
Specific Electrical Resistivity	≤12	≤15	≤15	≤15	μΩm
Flexural Strength	≥48	≥55	≥48	≥55	Mpa
Compressive Strength	≥85	≥95	≥115	≥135	Mpa
Shore Hardness	≥48	≤53	≥68	≥70	HSD
Thermal Expansion (room temperature to 600ºC)	≤4.8	≤45.5	≤5.7	≤5.85	10-6/ºC

Any size and shape can be customized. We can produce accordign to drawing from cusotomers. 





Safe Packing: 

Wide Application of Graphite: