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US 2013/0157544 A1Published application
Nonwoven abrasive wheel
Assignee3M Innovative Properties Company
InventorsJames L. McArdle, Alice B. Moris, Ann M. Hawkins, Carl P. Erickson
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Abstract
A nonwoven abrasive wheel comprising one or more layers of a nonwoven fiber web, a plurality of super abrasive particles having a Vickers hardness greater than 40 GPa, a polyurethane binder adhering the plurality of super abrasive particles to the nonwoven fibers and adhering the layers of the nonwoven fiber web to each other, and wherein the nonwoven abrasive wheel comprises a Flexural Modulus from 4.0 to 128.0 lb/inch of thickness per inch of displacement.
Claims7
A nonwoven abrasive wheel comprising:
- one or more layers of a nonwoven fiber web, a plurality of super abrasive particles having a Vickers hardness greater than 40 GPa, a polyurethane binder adhering the plurality of super abrasive particles to the nonwoven fibers and adhering the layers of the nonwoven fiber web to each other, and wherein the nonwoven abrasive wheel comprises a Flexural Modulus from 4.0 to 128.0 lb/inch of thickness per inch of displacement.
Dependencies are inferred from the claim text.