Abrasive article, a process of making same, and a method of using same to finish a workpiece surface
AssigneeMinnesota Mining and Manufacturing Company
InventorsLouis D. Hibbard, Stanley B. Collins, John D. Haas
Life of this patent
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Abstract
An abrasive article having a sheet-like structure having a major surface and having deployed in a fixed position thereon a plurality of abutting abrasive composites in an area spacing of at least 1,200 composites/cm.sup.2, each of the composites comprising a plurality of abrasive particles dispersed in a binder. The invention also relates to a method for reducing a surface finish of a workpiece surface using the abrasive article and a process for making the abrasive article of the invention.
Claims18
An abrasive article comprising a sheet-like structure having a major surface and having deployed in a fixed position thereon a plurality of abutting abrasive composites in an area spacing of at least 1,200 composites/cm.sup.2, each of said composites comprising a plurality of abrasive particles dispersed in a binder.
An abrasive belt article comprising an endless sheet-like structure having a major surface and having deployed in a fixed position thereon a plurality of abutting abrasive composites in area spacing of at least 1,200 composites/cm.sup.2, each of said composites comprising a plurality of abrasive particles dispersed in a binder.
Dependencies are inferred from the claim text.