Sealing aperture coating: Rongyang middle coating with suitable amount of quartz powder is used and constructed by shaving after even agitation.
水性中涂封孔层： 选用荣扬水性中涂，加入适量石英粉，搅拌均匀后，施工方式为刮批。
2
Through analyzing on the forming process of powder alloy brake lining, the principle of shaving and die structure of powder alloy brake lining were introduced.