... cover the traditional disadvantages – cotton in jamFeatures: 1, Frequency, adjustable send cotton conveyor belt speed, cotton filling without blocking the ... cylinder structure.2, the carding machine with frequency conversion, adjustable, send cotton conveyor belt speed, cotton filling blocking cotton.3 ... or 220Voltage/50HZ/Single PhaseWeight 340kgMotor 3KW+0.25KW Heavy Duty Fiber Opening Machine