采用開(kai)放式煉(lian)膠機,混制(zhi)成(cheng)型(xing)(xing)料(liao)。出片(pian)(pian)后,單(dan)(dan)片(pian)(pian)或(huo)(huo)多片(pian)(pian)疊在一起,再(zai)用沖(chong)刀(dao)沖(chong)制(zhi)成(cheng)砂(sha)輪(lun)毛坯。1.單(dan)(dan)片(pian)(pian)成(cheng)型(xing)(xing):砂(sha)輪(lun)毛坯為一片(pian)(pian)料(liao)用沖(chong)刀(dao)成(cheng)型(xing)(xing)(單(dan)(dan)片(pian)(pian)料(liao)的厚度(du)H一般在20mm以下),例(li)如(ru)精磨、切割(薄片(pian)(pian))及(ji)拋光砂(sha)輪(lun)。2.多片(pian)(pian)成(cheng)型(xing)(xing):兩片(pian)(pian)或(huo)(huo)兩...
3月28日(ri),中國(guo)超硬(ying)材料網(wang)市(shi)場(chang)(chang)總監(jian)劉小(xiao)雨、市(shi)場(chang)(chang)經理(li)高峰一行(xing)走...
公(gong)元1278年,此時的南宋就如(ru)零丁(ding)洋里(li)的一片到(dao)處漏水(shui)的孤舟,...