Toshiba selects Showa Denko platters for MAMR HDDs – Blocks and Files blocksandfiles.com

posted by  AkihabaraBot | 5 years, 4 months ago

Showa Denko (SDK), the Japanese chemicals and electronics company, among other things, makes platters for disk drive makers such as Toshiba.
A 2019 annual results report reveals it is making MAMR (Microwave-assisted Magnetic Recording) platters for Toshiba.
They are an alternative to HAMR (Heat-assisted Magnetic Recording) drives which use laser-generated heat to accomplish the same purpose.
The SDK MAMR platters hold 2TB each.
Shingled magnetic recording diagramBlocks & Files expects a Toshiba MG09 18TB drive announcement later this year, possibly with an enhanced capacity shingled media drive with 20TB.