The RAUBIOXON PLUS DISC 200/260/300 silicone aeration disc is composed of silicone rubber membrane, support disc, snap ring, saddle connection and other components. When oxygenation and aeration are carried out, compressed air diffuses into the water through the microporous gas layer to achieve the purpose of oxygenation and aeration. $r $n - Corrosion resistance and aging resistance, stable operation $r $n - Plasticizer free, durable membrane elasticity $r $n - Grease resistance $r $n - Long economic service life $r $n - Uniform and flexible arrangement of aeration disk $r $n - Small pressure loss, significant energy saving $r $n - Can be used for continuous or intermittent operation $r $n - Deguihao silica gel aeration disk for electroplating wastewater