Bromine and Chlorine Free Hard Disk Drives

2009 CPA Publications

Seagate is the world’s largest manufacturer of hard disk drives, and approximately 50 % of the disk drives Seagate ships today meet halogen-free specifications. Hard disk drives comprise several hundred individual components that Seagate sources from between 250 to 300 suppliers, and bromine and chlorine had to be eliminated from the hard drives’ printed circuit boards, circuit cabling, adhesives, and plastic housings. Seagate’s implementation of an automated Compliance Assurance System for tracking the use of all materials in hard-drive components helped with its transition to chlorine-and bromine-free materials.

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