Glossary of terms – USG Manufactured Housing Handbook User Manual

Page 28

Ready-Mixed—Wet products (that
is, factory made) that are premixed
and ready to use.

Sandability—Ease of sanding to a
smooth finish.

Set Time—Period of time required
for chemically setting-type com-
pounds to become hard/stiff.

Setting-Type—Refers to joint com-
pounds that harden by chemical
action. These compounds permit
faster finishing, and may be used
over self-adhesive fiberglass joint
tape.

Shelf Life—Length of time a dry
powder or ready-mixed product can
be stored.

Shrinkage—A depression in a sur-
face caused by the evaporation of
the volatile portion of a product.

Slip—Ease of application having low
resistance for tool drag.

Spray Rig—Term describing a
complete texture spray system,
including the mixer, pump, compres-
sor, and spray gun.

Stability—Uniformity of product
over time and despite changes in
environmental conditions.

Surging—Not pumping material at
a steady rate.

Taping Compound—Special joint
compound for embedding tape and
for the first coat over the tape.

Tear Drops—Spherical spray tex-
ture droplets or spatters that have
run slightly, resulting in a tear-drop
appearance.

Topping Compound—Special joint
compound for finishing coats over a
taped joint.

Vapor Retarder—Material used to
retard the flow of water vapor
through walls and other spaces
where this vapor may condense at a
lower temperature.

Volatile—Materials that will evapo-
rate.

Wet Hide—Ability of material to
visually hide a substrate when wet.

Wet Tack—Ability of wet joint com-
pound to stay in place on surface and
tools during application.

Glossary of Terms

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