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Mechanical Properties
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Modulus of Elasticity (Young's Modulus) or, more commonly, Secant Modulus. |
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Flexural Modulus, Tensile and Compressive Flexural Strengths. |
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Ultimate Tensile Strength. |
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Ultimate Tensile Strength at Yield. |
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Yield Stress, Yield Strain. |
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Nominal Strain at Break. |
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Charpy Impact, Notched Impact Strength. |
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Puncture Force, Energy. |
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Lubricity (Coefficient of Friction). |
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Coefficient of Thermal Expansion. |
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Fatigue Properties. |
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Creep Properties: These are often difficult to find. |
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Density (specific gravity). |
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Hygroscopic Degree (Water, Humidity Absorption). |
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Mold Shrinkage (mm/mm or in/in). |
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Fatigue strength (especially for living hinge design). |
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Typical safety factors for tensile, flexural, and shear strength. |
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Thermal Properties |
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Deflection Temperature : Vicat. |
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Chemical Interaction. |
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Flammability Properties. |
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Melting Temperature. |
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Glass Transition Temperature. |
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Electrical Properties |
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Dielectric Constant. |
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Relative Permittivity. |
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Surface Resistivity. |
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Volume Resistivity. |
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Rheological Properties |
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Melt Volume Flow Rate. |
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Mold Shrinkage. |