Vung Tau Materials Joint Stock Company

Product are formed in the isostatic pressing process and have the properties of isotropy, uniform structure, high electric conductivity, superior resistance to thermal-sock and oxidation. It is free of pollution and infiltration for smelting metals.

 

Graphite products for sequence casting:

• Sequence casting Graphite can be used for sequence casting steel, copper and used to made crystalizer vessels.

Items	Unit	Index
		Graphite for steel continuous casting	Graphite for copper continuous casting
Bulk density	g/cm3	≥1.80	≥1.80
Compressive strength	MPa	≥60	≥70
Tensile strength	MPa	≥25	≥30
Special Resistance	µ Ω . m	≤13	≤13
Hardness		≥40	≥45
Carbon content	%	≤0.3	≤0.3

 

Graphite for Spaceflight

• As the fundamental materials to aerpcraft,graphite for space flight has the properties of high-strength,superior resistance to scouring and ablation,and thermal shock.

Items	Unit	Index
		TSJ-1	TSJ-2
Bulk density	g/cm3	1.78	1.76
Compressive strength	MPa	≥40	≥38
Tensile strength	N	≥9800
Special resistance	µ Ω . m	6~13	≤10
CTE	x106/oC	≤3.7
Porosity	%		≥10
Carbon content	%	≤0.2	≤0.2

 

Graphite with High Strength and High Density

• The high strength & density graphite has the properties of grains, uniform structure and isotropy. It is typically used as the construction materials for nuclear reactor, heater of vacuum furnace and high-frequency furnace, crucible and mould for smelting metals, the internal lining of reduction furnce, mechanical sealing ring in the erosive medium and high-temperature, oil-free,dusty ambiance.

Items	Unit	Index	Dimension (mm)
Bulk density	g/cm3	1.70~1.95	Dia. φ30~ φ300   Length 300~800
Compressive strength	MPa	35~95
Tensile strength	MPa	25~50
Special resistance	µ Ω . m	6~15
Carbon content	%	≤0.3