## Mechanical testing of plastics |

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### Contents

THE PHYSICAL TESTING OF PLASTICS A PREAMBLE | 1 |

THE MANIPULATION OF EXPERIMENTAL RESULTS | 12 |

A GENERALISED APPROACH TO MECHANICAL TESTING | 24 |

Copyright | |

8 other sections not shown

### Common terms and phrases

accuracy amplitude apparatus applied approximation assessment ASTM axis basic beam behaviour brittle calculated clamp complex modulus compression constant correlation cracks creep crystallinity curve damping deﬁciencies deﬁned deﬁnition deformation degree derived developed deviation dielectric distribution Dynamic Mechanical elastic energy equation errors evaluation excitation function experimental experiments extensometer factor failure ﬁbres ﬁeld Figure ﬁrst ﬂexure fracture frequency fundamental inﬂuence injection moulding input isochronous limited machine magnitude materials mathematical measurement mechanical ment molecular moulding normal distribution notch parameter particularly phenomena physical Plast plastics polyethylene polymer polymethyl methacrylate practical probability probit properties quantity ramp range reﬂected relationship relaxation requires response function sample scientiﬁc Section shear shear strength signiﬁcance signiﬁcantly simple sinusoidal speciﬁc specimen standard step response straight line strain strength tests stress stress concentration stress relaxation studies superposition system non-linearity technique temperature tensile tension test methods Thermoplastics tion torsion uniaxial usually values variables vibration viscoelastic wave