Composites World / NetComposites

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NetComposites Ltd has transferred the rights and ownership of this website to Gardner Business Media Inc.

On 1st January 2020, NetComposites' media assets including, newsletters and conferences were transferred to Composites World (Gardner Business Media).

This site is no longer being updated. Please direct all enquiries to

For further details see our joint press release.


One-Part Resin System

A resin system (often used in resin transfer moulding) in which the neat resin and catalyst are mixed together by the material supplier as part of the resin production operation.

Orange Peel

An uneven surface somewhat resembling that of an orange peel; said of mouldings that have unintentionally ragged surfaces.

Oriented Materials

Composites whose constituents are aligned in a particular way.

Out Time

The time a prepreg is exposed to ambient temperature, namely, the total amount of time the prepreg is out of the freezer. The primary effects of our time are to decrease the drape and tack of the prepreg while also allowing it to absorb moisture from the air.