CANZ Glossary of Terms

To saturate with resin. The most common application is saturating fibreglass with a catalyzed resin.

In original position. In filament winding, used to indicate mandrel that remains in place after winding, as opposed to mandrel that is removed after winding.

A substance designed to slow down or prevent chemical reaction; chemical additive that slows or delays cure cycle.

Method of forming plastic to desired shape by forcibly injecting polymer into a mould.

A piece of material put into a laminate during or before moulding to serve a definite purpose.

System in which heating elements are built into a tool, forming part of the tool and usually eliminating the need for oven or autoclave as a heat source.

Surface between two materials in glass fibres, (e.g.: area at which glass and sizing meet). In laminate, area at which reinforcement and laminating resin meet.

Existing or occurring between two or more adjacent laminae.

Shearing force that produces displacement between two laminae along plane of their interface.

A coating technology that causes the material to swell when exposed to heat, forming an insulating barrier to resist fire.

A polyester resin based on isophthalic acid, generally higher in properties than a general purpose or orthophthalic polyester resin.

The description of equal strength properties in all orientation. Isotropic composites are usually achieved by random fibre orientation.