Rubber aeration tube
Cold resistance(-40°C,8h)
Tensile length ≥2.2 Mpa
Tensile elongation ≥130 percent
Hot empty aging (70°C 72h)
Tensile strength rate ≤20 percent
Break elongation rate ≤20 percent
Resist 5% NaOH (23°C 72h)
Tensile strength rate ≤20 percent
Break elongation rate ≤20 percent
Resist 5% HCl (23°C 72h)
Tensile strength rate ≤20 percent
Break elongation rate ≤20 percent
Pressures-1 200Kpa
(water seepage amount) 600-800ml/h.ms-2 200Kpa
(water seepage amount) 10.8l/h.m 200Kpa increase Oxygen amount 420ml/h.m
Outer Diameter: 10 to 28 mm
Wall thickness: 2 mm above
The bubble diameter: 20-50 um
Dynamic power: 02 / kw. Hr
The air flow: 3-12 cubic meters/HRM
Applicable water depth: 0-6 meters
Vortex air pump: effective water depth about 1 meter , housed density 1-2 times improve.
Centrifugal pump: effective water depth about 2-3 meters, stocking density improve 3-4 times.
Cottonwood ROM watts fan: effective 3-10 metres above water depth, the effective length can reach 300 m, stocking density can be reached 3-6 times.
Wall thickness: 2 mm above
The bubble diameter: 20-50 um
Dynamic power: 02 / kw. Hr
The air flow: 3-12 cubic meters/HRM
Applicable water depth: 0-6 meters
Vortex air pump: effective water depth about 1 meter , housed density 1-2 times improve.
Centrifugal pump: effective water depth about 2-3 meters, stocking density improve 3-4 times.
Cottonwood ROM watts fan: effective 3-10 metres above water depth, the effective length can reach 300 m, stocking density can be reached 3-6 times.