Stiction

This article should be split into multiple articles accessible from a disambiguation page.

Stiction is a computer term describing the tendancy of disk drive heads to stick to the drive's platter when the hard drive is inactive for a long time.

Stiction is also a term used in the process industries where a valve sticks and does not move to exactly the required position.

Stiction is a type of friction in physics.

External links

• A description of the problem

Stiction is related to corrosion between two mating surfaces. It is often seen in braking applications. Stiction is caused by a depositing of portions of one surface to its mate. This deposit may be temporary but residue can be left behind.