A CBN grinding wheel having a circular core and an abrasive layer formed on the peripheral surface of the core. The abrasive layer comprises high toughness CBN grains and medium toughness CBN grains, wherein the high toughness CBN grains are incorporated into the abrasive layer in a ratio of 10-80% by weight with respect to the total amount of the CBN grains.
申请公布号
US5364422(A)
申请公布日期
1994.11.15
申请号
US19930015338
申请日期
1993.02.09
申请人
TOYODA KOKI KABUSHIKI KAISHA;TOYODA VAN MOPPES KABUSHIKI KAISHA
