... resisting ability, series GJT-B metal detector is widely used for belt conveyors in thermal power, cement, paper, mining, forestry, environment ... : Model No.Adaptive belt width(mm)Power(w)Belt speed(m/s)Voltage(V)Sensibility Weight(kg)GJT-5B500400.8~2 ... -14B140060290GJT-16B160060350GJT-18B180065430GJT-20B200070480 Series CJT conveyor belt metal detector for stone coal,mining equipment