"GB/T 20963-2007 coated abrasives, steel-paper sand discs" regulates the technical standards of steel-paper sand discs. The standard specifies the definition of terms and product classification of steel-paper sand discs, and puts forward requirements for their performance indicators such as Appearance, dimensional deviation, pore diameter, abrasive particle size, Hardness, tensile strength, etc., and stipulates test methods, inspection rules and signs, Encasement, transportation and storage conditions, providing a basis for the production, mass testing and application of steel-paper sand discs coated with abrasives.
| Status | Active |
|---|---|
| CCS | J43 | ICS | 25.100.70 |
| Release Date | 2007-06-25 00:00:00 | Implementation Date | 2007-11-01 00:00:00 |