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TechTopics No. 53. Use of Sulfr hexafluoride gas in medium-voltage switchgear. In this issue, the use of SF 6 (sulfur hexafluoride) gas in medium-voltage switchgear is discussed. SF 6 has been widely used in high-voltage circuit breakers for decades, but its use in medium-voltage equipment is relatively recent. In the medium-voltage arena, Siemens uses SF 6Get price

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Ethylene (C2H4) Under normal circumstances, ethylene is a colorless, slightly odorous flammable gas with a density of 1.178g/L, which is slightly less dense than air. It is almost insoluble in water, hardly soluble in ethanol, and slightly soluble in ethanol, ketones, and benzene., Soluble in ether, easily soluble in organic solvents such asGet price

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