Media Characteristics; Media Description - Seagate ST15150N - Barracuda 4.3 GB Hard Drive Product Manual

ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
8.0
8.1

Media characteristics

This section provides information regarding the media used in Barracuda 4
disc drives.

Media description

The media used on the drive has a diameter of approximately 95 mm (3.7
inches). The aluminum substrate is coated with a thin-film magnetic material,
which has a proprietary protective layer for improved durability and environ-
mental protection.
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