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:
"Quality initially, Honesty as base, Sincere company and mutual profit" is our idea, in order to create repeatedly and pursue the excellence 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: Algeria, Panama, Bogota, We've established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we've been looking forward to even greater cooperation with overseas customers based on mutual benefits. You should feel free to contact us for more details.
It is a very good, very rare business partners, looking forward to the next more perfect cooperation!