Big Discount 12inch Fine Bubble 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:
Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Big Discount 12inch Fine Bubble Diffuser - Energy-saving Ceramic Fine Bubble Diffuser – Holly, The product will supply to all over the world, such as: Mozambique, Cologne, Bangladesh, We are sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy you with our high-quality products and perfect service . We also warmly welcome customers to visit our company and purchase our products.

The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
