Showa Denko

Following up on news from earlier this month that they have developed HAMR HDD platters, Showa Denko K.K. (SDK) has announced that it has started shipments microwave assisted recording (MAMR) HDD platters. The announcement confirms that MAMR media is in production and that Toshiba is on track to introduce HDDs using the tech in the coming quarters. SDK’s media is set to be used for Toshiba’s nine-platter 18 TB MAMR hard drive for nearline applications. The platters feature a 2 TB capacity, with Toshiba taking advantage of the fact that the platters are thinner than those used in modern eight-platter designs. Showa Denko has never revealed which magnetic alloy or substrate it's using for its 2 TB media, though aluminum substrate is quite likely given...

The Road to 80 TB HDDs: Showa Denko Develops HAMR Platters for Hard Drives

Showa Denko K.K. (SDK) has unveiled the the company has finished the development of its next-generation heat assisted magnetic recording (HAMR) media for hard drives. The platters use all-new...

81 by Anton Shilov on 2/6/2020

Japan Partly Removes Restrictions on Photoresists Exports to South Korea

Marking a thawing of relations between the Japanese and South Korean governments, the Japanese Ministry of Economy, Trade and Industry (METI) has partially removed export restrictions on photoresists to...

16 by Anton Shilov on 12/23/2019

Supply of DRAM, NAND & Displays Could Be Disrupted by Japan & South Korea Dispute

South Korean companies produce 70% of the world’s DRAM, about a half of 3D NAND, and a significant share of OLED and LCD displays on the planet. Meanwhile, Japanese...

39 by Anton Shilov on 7/5/2019

18 TB HDDs: Toshiba Collaborates with Showa Denko for MAMR HDDs

Showa Denko K.K. (SDK) announced on Thursday that it had completed the development of its microwave assisted magnetic recording (MAMR) platters for next-gen hard drives. The company is set...

7 by Anton Shilov on 2/22/2019

HOYA Starts to Build Next-Gen HDD Glass Substrate Production Facility

HOYA Corp., an optical glass maker from Japan, announced this week that it had started construction of its new production facility for hard drive platter glass substrates. These substrates...

10 by Anton Shilov on 2/14/2019

Toshiba Announces 14 TB PMR MG07ACA HDD: 9 Platters, Helium-Filled, 260 MB/s

Toshiba is announcing its first family of helium-filled hard drives today. It includes the industry’s first 14 TB HDD with nine platters featuring perpendicular magnetic recording (PMR) technology without...

24 by Anton Shilov on 12/7/2017

Toshiba Commercializes SDK’s 9th Gen PMR, Tech Enables 14 TB PMR HDDs in 2018

Toshiba recently started to ship its single-platter 1 TB 2.5”/7 mm hard drives in the HDD market for notebooks. The drive is based on Showa Denko K.K.’s (SDK) 9th...

9 by Anton Shilov on 11/20/2017

Hard Disk Drives with HAMR Technology Set to Arrive in 2018

While many client devices use solid-state storage technologies nowadays, hard disk drives (HDDs) are still used by hundreds of millions of people and across virtually all datacenters worldwide. Heat-assisted...

72 by Anton Shilov on 12/24/2015

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