Media Characteristics - Seagate ST12450W Product Manual

ST12450W/WD Product Manual, Rev. A
8.0
8.1

Media characteristics

This section provides information regarding the media used in Barracuda 2,
2HP 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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