Roll for use in a hot dip coating line
AssigneeAK Steel Properties, Inc.
InventorsDaniel J. Cadotte, Joyce C. Niedringhaus
Life of this patent
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Abstract
A continuous coating line includes a roll assembly exposed to molten metal. The roll assembly includes a roll rotatable relative to a bearing block. The roll includes a roll portion and a journal protruding from each end of the roll portion. The roll is made from a refractory ceramic material that is resistant to wear, abrasion, and corrosion when the roll is exposed to the molten metal.
Claims20
A roll for use in a continuous coating line, wherein the roll comprises a generally cylindrical roll portion extending along a longitudinal axis, wherein the roll comprises at least about 90% of a refractory ceramic material.
A roll assembly for use in a continuous coating line, wherein the roll assembly comprises:
- a roll comprising a roll surface for receiving a steel sheet and a journal protruding from an end of the roll, wherein the roll surface and the journal are ceramic;
- and
- a bearing block comprising a bore, wherein the journal of the roll is insertable within the bore such that the journal is rotatable within the bore.
Dependencies are inferred from the claim text.