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发明公开
CN110421493A 具有包含聚合物材料的芯的磨料制品 失效 - 放弃专利权

具有包含聚合物材料的芯的磨料制品
摘要：
本申请涉及具有包含聚合物材料的芯的磨料制品。本发明提供了一种呈磨轮的形式的磨料制品，其包含芯和设置于芯的周缘表面的内部凹进内的粘结磨料体。所述芯包含聚合物材料并具有在0.45MPa下至少约130℃的HDT和低的收缩率。
摘要（英）：

The invention relates to an abrasive article having a core including a polymer material. An abrasive article in form of an abrasive wheel comprises a core and a bonded abrasive body disposed within aninterior recess of a peripheral surface of the core. The core comprises a polymer material and has an HDT at 0.45 MPa of at least about 130 DEG C, and a low shrinkage ratio.

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