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Composite Materials andManufacturing:Lecture 1 – Introductionto Composite MaterialsTeacher: Dylan Cawthorne
OverviewYou are here2
AgendaLearning objectivesLecture – introduction to composite materialsNature’s composites vs engineering compositesFibers, matrixAdvantages and disadvantagesApplicationsMaterial selection processDesign optomizationIntroduction to CES EduPackIntro to homework 1Film – ‘Winning the X-prize’3
Learning objectivesDefinewhat a composite material isIdentifydifferent types of fibers, matrixDiscussthe advantages and disadvantages of compositesInvestigatecomposite applicationsRecallthe material selection processChoseappropriate design optomization equationsUtilizeCES EduPack to browse material propertiesApplytheories to homework assignment4
TextChapter 15
DiscussionWhat is a composite material?What are some examples of composite materials?6
Answers7
Nature’s composite material8
Engineering compositematerial9
DefinitionCompositeFibers + matrix = compositeHigh-strength fibers – carry loadMatrix – protect and support fibers, transfer loadCombined, the two materials give better propertiesMatrixFibersComposite10
FibersFiberglass - springyKevlar (‘aramid’) - toughCarbon fiber – strong/stiffNatural fibers – lower performance, but renewableKevlar fibersFiberglass fibersCarbon fibersFlax fibers11
Fiber formsDiscontinuousUnidirectionalBi-directional (cloth)Tri-axial stitched clothUnidirectionalcarbon fiberBi-directionalcarbon fiberTri-axial carbonfiberDiscontinuouscarbon fiber12

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Term
Spring
Professor
N/A
Tags
Polymer, Composite Materials, carbon fiber, Composite material, Fiberglass

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