TM 10-8415-208-12
GLOSSARY OF TERMS
Introduction. Defect terms are arranged alphabetically. Synonymous and similar terms are cross referenced, "See...".
Definitions:
Abraded Area
An area of cloth worn away by rubbing or scraping.
Abrasion
Coating friction worn, reduced in gauge, frequently surface roughed.
Abrasion Exposing
Coating worn through to base cloth.
Base Cloth
Abrasion Spot
An abraded spot.
Adhesions
See "Blocking."
Blister
Raised bubble or peak out of surface coat; raised spot or void.
Blocking
Tacky, ability to adhere to self; adhesion between touching layers of
material. Cloth does not unroll readily.
Brittle Coating
Cracks when flexed.
Crack
Break in coating, usually resulting from a crease.
Cracking
Fissured surface condition.
Crater
A depression in the coating giving the opposite appearance of a blister.
Crazing
Minute (small) cracks.
Crease
Fold; pleat; doubling of surfaces that do not adhere to one another and that
cannot be corrected by manual pressure.
Cut
An opening made with a sharp edged object.
Delamination
Surface coat removed, scraped, peeled or otherwise taken away from the
cloth; separation of coating from base cloth; separation of one cloth;
separation of one cloth from another in a piled material.
Depression
Hollow in a surface. See "Crater."
Fissure
A narrow crack.
Hole
An opening of undetermined cause. Area not covered by base cloth and
coating compound.
Lump
A mass of coating compound; undiluted coating stock; Imbedded foreign
material; Surface protrusion usually of the base coating material as
distinguished from imbedded foreign material.
Pick-off
An area where coating is delaminated from its base and either torn off
completely or remains attached as loose flap.
Pit
A spherical depression, usually small.
Rips
Cut or torn apart roughly.
Change 1 Glossary-1
