3M 372L lapping film disc uses aluminum oxide as the abrasive material and has a diameter of 12 in. The abrasiveness of lapping film disc products is graded on the Micron scale; with the 20012 lapping film disc having a grade of 30 Micron.
| R. S. Hughes Company, Inc. | |
|---|---|
| Product Category | Abrasive Discs |
| Product Number | 051141-20012 |
| Product Name | 3M 372L Aluminum Oxide Lapping Film Disc - 30 Micron Grade - 12 in Diameter - 20012 |
| Disc / Backing Type | Film |
