Reply to post: Re: Helium?

WDC loads its belt-fed drive cannon, blasts out disks 'n' cards galore

Calleb III

Re: Helium?

As others have explained it's used because Helium is much less dense than air. But they missed one of the advantages, which is not heat, but turbulence. At high speeds and fractions of a mm between plates the turbulence is a major factor preventing higher density.

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