... , 450, 560mm... 3. Roll length: 1000, 1200, 1830mm... 4. Plastic mixing mill 1. Use: for plastic plasticizing2. Roll dia.:400, 450, 560mm ... ...3. Roll length: 1000, 1200, 1830mm...4. Plastic mixing millMade of alloy chilled cast iron,the plain roller is ... ,when placing order,the type of transmissionshould be explicitly indicated.Mixing Mill Open mixing mill