GAUGE:
See Thickness

GHOSTING:
After removal of a tape a haze-like deposit of an adhesive component.

GLOSS FINISH:
The measure of the reflectiveness of a tape backing. Generally expressed by such terms as glossy, low gloss, dull, etc. More specific definition on the Gardner scale which measures absorption of light reflected from a beam having a stated angle of incidence.

GOVERNMENT SPECIFICATION:
A Government document spelling out requirements for a tape or group of tapes.

GRAVURE COATER:
(Also known as Print Coater) this coater applies a specific amount of coating by etched or gravure rolls to a substrate.