Natural black granite was ground by using an electroplated diamond wheel and brazed monolayer diamond wheels,on which diamonds were distributed in four different modes.

• 采用4个不同排布方式的钎焊金刚石砂轮和1个电镀金刚石砂轮磨削天然黑色花岗石,用薄片热电偶检测磨削弧区温度信号,同时测量了磨床主轴的功率。