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99.9%-99.999%Sulfur Hexafluoride
Product classification: Specialty Gas
Purity: 99.9%-99.999%
CAS No.: 2551-62-4
EINECS No.: 219-854-2
Certificate: ISO/DOT/IS/GB
Order hotline:+86 28 88455212
Product Details

General Characteristics: A colorless, non-flammable and liquefied and odorless.

Health Hazard: A simple asphyxiant.


Component Sulfur Hexafluoride

99.999% min

99.995% min

Carbon Tetrafluoride



Hydrogen Fluoride









THC(as Methane)






SF6 Physical Properties 

Molecular Weight: 146.1

Flammability Limits in air: non-flammable

Density, Gas @70°F(21.1℃), 1 atm: 0.385lbs/ft3(6.2g/l)

Specific volume, Gas @70°F(21.1℃), 1 atm: 2.5ft3/lb (0.156g/l)

Critical Temperature: 114°F (45.5℃)

Critical Pressure: 545.2psia (37.6 bar)


1. Dielectric medium: SF6 is used in the electrical industry as a gaseous dielectric medium for high-voltage circuit breakers, switchgear, and other electrical equipment, often replacing oil filled circuit breakers (OCBs) that can contain harmful PCBs. 

2. Medical use: SF6 is used to provide a tamponade or plug of a retinal hole in retinal detachment repair operations[9] in the form of a gas bubble.

3. Tracer compound 

4. Other uses: as an etchant, as inert gas to fill casting forms, as a filler gas in tennis balls and so on.

Packaging &Delivery

Package: 40L / 47L cylinder. 
One 20' Container:240 cylinders 
Storage and Transportation: Use, store and transport below 45C. Store
in cool and well-ventilated areas. Keep away from fire, heat, sunlight
and flammable substances. Handle carefully when loading and
unloading to avoid damages to gas cylinders and accessories. 

Delivery: 30-35 days afater payment done.
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