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Composite materials
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Composite materials are materials that are composed of two different materials in order to blend their properties. In the context of rocketry, this usually refers to glass, Kevlar, basalt, or carbon fibers embedded in a thermoset plastic resin. == Fiber types == === Fiberglass === * E-glass * S-glass === Kevlar === === Basalt === === Carbon === various different elastic moduli and tensile strength tradeoffs are available == Matrix Types == === Polyester === Often used on boats. Rarely used for hobby rocketry. === Epoxy === == Fiber layup arrangements == === Filament winding === === Unidirectional === === Woven cloth === === Nonwoven cloth === == Resin application methods == === Wet layup === used for filament winding: you dip the tow in resin before winding === Prepreg === === Vacuum-assisted resin transfer === == Compression methods == === Sandbags === === Vacuum bagging === (applies to VARTM too) === Heat shrink tape and tube === [[Category:Materials]]
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