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What is "Prepreg" - Definition & Explanation

An assembly of fibres impregnated with resin, prepared for preforming into a composite shape before the curing process used to set the resin.
A combination of mat, fabric, nonwoven material, or roving with resin, usually advanced to the B-stage, ready for curing.

Some other terms

Some more terms:

The removal of dye from a fabric by rubbing. Crocking can be caused by insufficient dye penetration or fixation, the use of improper dyes or dyeing methods, or insufficient washing and treatment...
Weaving machine for pile fabrics or velvets whereby the pile is made by weaving steel rods or wires into the fabrics. When the wires are extracted the warp ends that have been woven over the wires...
Serge is a type of twill fabric that has diagonal lines or ridges on both sides, made with a two-up, two-down weave. The worsted variety is used in making military uniforms, suits, great and trench...
The reciprocal of the dynamic viscosity of a solution of cellulose of prescribed concentration in a cuprammonium solvent of prescribed composition, measure under precisely defined...
A double-knit fabric in which the rib wales or vertical rows of stitches intermesh alternatively on the face and the back of the fabric. Rib knit fabrics have good elasticity and shape retention,...

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