Rate effects in steady forming processes of plastic materials (Q793551)

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scientific article; zbMATH DE number 3856533
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English
Rate effects in steady forming processes of plastic materials
scientific article; zbMATH DE number 3856533

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    Rate effects in steady forming processes of plastic materials (English)
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    1984
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    Drawing and extrusion processes
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    viscoplastic solids
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    wedge-shaped
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    conical dies
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    Radial velocity profiles
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    small deviations from the uniform flow field
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    Bingham solid model
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    Explicit expressions for the stress field
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    long and tapered dies
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    optimum die angle
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    driving stress attains a minimum
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    dependence of that angle on wall friction, Bingham number and geometrical reduction
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