Its main function is using the special construction for ensuring oil-tight. TypeTCJJ220WTCJJ260WTCJJ350WTCJJ450WParameterScrew(mm) 2000260035004500Rotation of main acle(r/m2)17.617.612.512.5Pulp diameter pool(m)2.5345Effective mud pool(m3)14204060Power of motor(kw) 345.57.5Net weight(kg) 6507009001000 Low-Speed Blunger