德国retsch,球磨仪MM500 VARIO,进样尺寸小于或等于8mm,出料尺寸约5微米,研磨平台数量6个,粉碎研磨原理为撞击力和摩擦力,振荡频率3到35Hz, 可干磨或湿磨,也可低温研磨,研磨罐尺寸为1.5ml,5ml,10ml,25ml,35ml或50ml可选,