FE simulation parameters.
|Ring outer diameter, inner diameter and height (mm)||900.0, 790.0, 120.0|
|Blank outer diameter, inner diameter and height (mm)||500.3, 304.4, 141.5|
|Radii of main roll, mandrel and guide rolls (mm)||550.0, 130.0, 100.0|
|Conical angle of axial rolls (°)||35|
|Temperature of rolls (°C)||300|
|Temperature of ambient (°C)||25|
|Rotational speed of main roll (rad/s)||2.1|
|Convective heat transfer coefficient (W/(K m2))||17.2|
|Thermal emissivity (W/(m2 K4))||0.7|
|Interfacial heat transfer coefficient (W/(K m2))||4000|
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