... three times.5).Pressure-capacity curve smooth, easy to achieve automatic control, easy to operate, easy maintenance, low noise.4. ... application of the air flotation machine: Papermaking wastewater treatment and fiber recycling, printing and dyeing wastewater treatment, electroplating, etc with heavy metal ions ... Kw)(Kg)YMRF-111.50.81.0Φ200 h8001.5300 printing and dyeing wastewater treatment plants