Mechanical sanding
Mechanical sanding means aerospace vehicle or component surface conditioning which uses directional and random orbital abrasive tools and aluminum oxide or nylon abrasive pads for the purpose of corrosion rework, substrate repair, prepaint surface preparation, and other maintenance activities.
Source
40 CFR § 63.742
Scoping language
Terms used in this subpart are defined in the Act, in subpart A of this part, or in this section as follows: