Sep, 25 2017 13:30 JST

Source: Showa Denko K.K.

SDK Begins Shipping Best-in-Class 2.5-Inch 1TB HD Media

SDK's new 1TB media adopted by Toshiba Electronic Devices & Storage Corp for the MQ04ABF100 HDD.

TOKYO, Sep, 25 2017 - (JCN Newswire) - Showa Denko KK (SDK, TSE:4004) began shipments this month of 2.5-inch hard disk (HD) media with storage capacity of 1 terabyte (TB) per disk, the highest capacity for this size on the market today.

SDK's 2.5-inch 1 TB HD media have been adopted by Toshiba Electronic Devices & Storage Corporation (TDSC) MQ04ABF100 HDD for client storage applications.

SDK uses ninth-generation perpendicular magnetic recording (PMR) technology for this application, having become the world's first manufacturer of PMR-technology-based HD media In 2005.

SDK is the world's largest independent HD media supplier with a market share of 25%. The company regularly launches highest-level-capacity HD media, the key component which influences HDD storage capacity.

SDK will continue to strengthen its HD media business in accordance with its "Best in Class" motto.

About Showa Denko K.K.
Showa Denko K.K. (SDK; TSE:4004, ADR:SHWDY), a major manufacturer of chemical products, serves a wide range of fields from heavy industry to electronics and computer industries. The Petrochemicals Sector provides cracker products such as ethylene and propylene, the Chemicals Sector provides industrial, high-performance and high-purity gases and chemicals for semicon and other industries, and the Inorganics Sector provides ceramic products, such as alumina, abrasives, refractory and graphite electrodes and fine carbon products. The Aluminum Sector provides aluminum materials and high-value-added fabricated aluminum, the Electronics Sector provides HD media, compound semiconductors such as ultra high-bright LEDs and rare earth magnetic alloys, and the Advanced Battery Materials Department (ABM) provides lithium-ion battery components. For more information, please visit

Public Relations Office
Phone: 81-3-5470-3235
Source: Showa Denko K.K.
Sectors: Electronics, Chemicals

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