Conversion of Dryer Roll to Self Aligning Cylindrical Roller Bearing The customer is a leading European manufacturer of virgin-fibre paperboard. Challenge for Schaeffler A certain amount of linear expansion takes place as the dryer rolls heat up. To compensate this expansion, spherical roller bearings with a rocker block housing were mounted in the non-locating bearing position. An increased level of vibration near the dryer rolls caused we

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