2021 Good Quality Fine Bubble Tube Diffuser - Energy-saving Ceramic Fine Bubble Diffuser – Holly Detail:
Product Features
1. Simple structure, ease of installation
2. Tight sealing without air leakage
3. Maintenance-free design, long service life
4. Corrosion resistance and anti-clogging
5. High oxygen transfer efficiency
Packing & Delivery
Technical Parameters
Model | HLBQ178 | HLBQ215 | HLBQ250 | HLBQ300 |
Operating Air Flow Range (m3/h·piece) | 1.2-3 | 1.5-2.5 | 2-3 | 2.5-4 |
Designed Air Flow (m3/h·piece) |
1.5 | 1.8 | 2.5 | 3 |
Effective Surface Area (m2/piece) |
0.3-0.65 | 0.3-0.65 | 0.4-0.80 | 0.5-1.0 |
Standard Oxygen Transfer Rate (kg O2/h·piece) |
0.13-0.38 | 0.16-0.4 | 0.21-0.4 | 0.21-0.53 |
Compressive Strength | 120kg/cm2 or 1.3T/piece | |||
Bending Strength | 120kg/cm2 | |||
Acid Alkali-resistance | weight loss 4-8%,not affected by organic solvents |
Product detail pictures:

Related Product Guide:
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for 2021 Good Quality Fine Bubble Tube Diffuser - Energy-saving Ceramic Fine Bubble Diffuser – Holly, The product will supply to all over the world, such as: Poland, Georgia, London, we are sincerely hope to establish one good long term business relationship with your esteemed company thought this opportunity, based on equal, mutual beneficial and win win business from now till the future.

Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
