Heading 6805

Abrasive powder or grain; natural or artificial, on a base of textile material, of paper, paperboard or of other material, whether or not cut to shape or sewn or otherwise made up

680510 Abrasive powder or grain; natural or artificial, on a base of woven textile fabric only, whether or not cut to shape or sewn or otherwise made up 680520 Abrasive powder or grain; natural or artificial, on a base of paper or paperboard only, whether or not cut to shape or sewn or otherwise made up 680530 Abrasive powder or grain; natural or artificial, on a base of materials n.e.c. in heading no. 6805, whether or not cut to shape or sewn or otherwise made up