| 摘要 |
An abrasive vitreous bonded solid mass having a vitrified abrasive structure comprising abrasive grains which are held together by an inorganic bonding agent, the abrasive structure is impregnated with a composition which comprises a thermosetting synthetic resin and a surfactant. The abrasive solid mass is manufactured by preparing the composition including the resin and the surfactant, impregnating the vitrified abrasive structure with the composition, and curing the composition.
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