9Rubber Cracker Mill,Cracker Mill is used for crushing rubber and plastic. Recycling of waste rubber and plastic. Parameter /Type XKP-400 XKP-450 XKP-560 Front Roll Diameter(mm) 400 450 510(Groove Roller) Rear Roll Diameter(mm) 400(Groove Roller) 450(Groove Roller) 560 Working Length of Rolls(mm) 600 650 800 Front Roll Surface Speed(m/min) 17.32 23.2 25.56 Friction Ratio 1:1.38 1:1.38 1:1.30 Max. Nip(mm) 8 8 15 Motor power (KW) 45 55 90 Size(LWH)(mm) 395018001780 477018461835 506422841978