Influence of Fibre Orientation on Fatigue of Short Glassfibre Reinforced Polyamide |
Common terms and phrases
aligned fibres angle calculated cold weld compared composite conditioned material conditioned specimens core layer crack growth creep speed cryogenic fracture cycles to failure debonding decrease in strength Distance to surface dry as moulded effect Elastic Modulus failure mechanism fast fracture fatigue behaviour fatigue damage fatigue experiments fatigue lifetime fatigue strength fatigued specimens fibre direction fibre ends fibre length fibre orientation foil fractography fracture strain fracture surface GFPA higher increase influence injection moulded interface loading direction Master Curve matrix ductility matrix material measured mechanical properties method MFTT microbrittle microductile area microtoming Mould Flow Direction moulded material number of cycles perpendicular to MFD plastic deformation plate polymer predicted lifetime S-N curve seen shear strength shear stress shear thinning shell layers shown in Figure stiffness strain rate strength MPa strength profiles stress intensity temperature tensile experiments tensile strength tensile stress tensile test thermoplastics thick specimens transverse voids weld line