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Flexible Machine for the Hard Disk Drive Industry


At the core of any hard disk is the Head Stack Assembly, representing its’ key component and requesting highly accurate and reliable checks.

For the computer Hard Disk Drive (HDD) industry segment, the Marposs Optoflex™ HDD is the industry "de-facto standard" for the most critical measurements of the Head Stack Assembly slider.

Flexible Machine for the Hard Disk Drive Industry

The checks performed are:

  • slider static attitude Pitch
  • slider static attitude Roll
  • slider Head alignment
  • slider gram load

All measurements are taken simultaneously in a fraction of seconds, at the highest market quality level.

Additionally, the patent-pending Marposs “Opt-Adjust”, designed for the Actuator Pivot Flex Assembly (APFA) measures and adjusts each tip high, with a so-called “floating measurement plane.”


  • the industry "de-facto standard" to check the Head Stack Assembly (HSA) slider
  • automatic check of all critical components
  • immediate results, thanks to the simultaneous measurement of all characteristics
  • highest market quality standards

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