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MBBR media, moving bed biofilm reactor for aerobic tank | ||||||
Model | YL-Ⅰ | YL-Ⅱ | YL-Ⅲ | |||
Size(Φmm) | 10×10 | 25×12 | 35×17 | |||
Specific Gravity(g/cm3) | >0.96 | >0.96 | >0.96 | |||
Bulk Density(piece/m3) | 365,000 | 95,000 | 58,000 | |||
Efficient Surface(m2/m3) | >850 | >500 | >350 | |||
Voidage Ratio(%) | >85 | >90 | >92 | |||
Dosage Ratio(%) | 15~60 | 15-70 | 15~50 | |||
Membrance-Forming Time(day) | 3~15 | 3~15 | 3~15 | |||
Nitrification Efficiency(g NH4-N/m3.day) | 400~1200 | 400~1200 | 300~800 | |||
BOD5 Oxidation Efficiency(g BOD5/m3.day) | 2000~10000 | 2000~10000 | 1000~5000 | |||
COD oxidation efficiency(g COD/m3.day) | 2000~15000 | 2000~15000 | 1000~10000 | |||
Applicable Temperature(℃) | 5~40 | 5~40 | 5~40 | |||
Service Life(year) | >10 | >10 | >10 | |||
Surface Roughness
Roughness with fins is well proven to enhance microble cell adhension and the effective specific surface immensely.
The roughness inner structure, good dispersion, the roughness surface has been well proven that enhance microble cell adhension and biofilm forming rapidly
We took them from the internaional expo, the shinning inner structure, the smooth surface is hard to adhension the microble cell.
In most cases, microbles are with negative charges, after a special surface treatment in YULONG MBBR bio media which is with positive charges, hence it will enhance bio-film forming rapidly. In China there are three companies have such technology, we are one of them.
Microbles is Hydrophilic particles, hydrophilicity of YULONG is also very suitable for microbial growth.
The specific gravity of YULONG MBBR media is between 0.97~1.05 that make the media filter fluidization under less power consumption. We provide the different bio media based on the difference of aerobic, anoxic and anaerobic process , we could also customize the filter for high concentration polluted water.
YULONG Bio Filter Media | Other Suppliers' Filter Media | |
Material | New HDPE | Plastics |
Formula | Scientific Formula for Quick Film Formation | No Formula |
Surface Treatment | - Special Surface Treatment - Larger and Roughness Inner Surface to Enhance Microble cell Adhension and Biofilm Forming Rapidly | No Surface Treatment |
Hydrophilicity | - Good Hydrophilicity - Add Hydrophilic Groups to Improves Biofilm Formation and Biomass | Bad Hydrophilicity |
Surface Charge | Positive Charge for Microorganism Growth due to Microorganisms Take Negative Charge | Negative Charge Poor Adsorption |
Biomass (g/m2) | 10 - 20 | 5 - 8 |
Application for Aerobic, Anaerobic & Anoxic Processes | 3 series Bio Filter Media: Aerobic, Anaerobic & Anoxic Bio Filter Media | Aerobic Media Only |
Membrane-forming Time (day) | 3 - 15 | 10 - 30 |



Mainly manufacturing medicines like vitamin, antibiotics and rifamycin. Sewage from this plant is very hard to be treated for its quite complex composition and more than 4% salinity. Upgrading and reconstruction by using YULONG media, and processing capacity more than doubled.
Water yield | Process | COD(mg/L) | COD Load (Kg/(m3.d)) | Ammonia Nitrogen (mg/L) | |
inflow | 10000~15000 | 200~400 | |||
Before Remould (effluent) | 1000t/d | Activated Sludge Process | 600~1000 | 1 | 300~500 |
After Remould (effluent) | 2000t/d | MBBR Process | <1000 | >2 | 200~300 |

This company produces Vitamin C, the influent quality is complex, the chloridion concentration reached 12000mg/L which is difficult to deal with. Reconstruction goal have been reached and up to the let off standard after finishing the project by using the YULONG media.
Process | COD | HRT | |
Inflow(mg/L) | 2000~3000 | ||
Contact Aeration Basin | Effluent(mg/L) | >1000 | 24h |
Load(Kg/(m3.d)) | 1.5~2 | ||
MBBR Process | Effluent(mg/L) | <500 | 8~10h |
Load(Kg/(m3.d)) | 4~6 |
Packing | woven package or Carton as your required |
woven package szie | 90*45*30(cm) |
Gross weight | 96KG |
Payement terms | FOB, CIF, CFR, DDP, DDU, FTA, etc. |
Port | Shanghai, Ningbo |
Delivery time | Within 5 working days after received payment |
We have three sizes of MBBR biofilter media 10*10mm(160kgs/m³), 25*12mm(96kgs/m³), 35*17mm(80kgs/m³). And 25*12mm is the most popular and economy size. The most important is our media performance it the best with unique formular.
Our MBRR bio filter media material is 100% virgin new HDPE. The advantages of HDPE are wear-resisting, UV-resistant and tough, not easy for aging and anti-brittle fracture. If for special using, we also can provide PP MBBR bio-filter media.
Integrated with material science and bioscience, YULONG MBBR bio-filter media has the features like scientific formula, unique configuration, rapid film-forming, large specific surface area and biomass, abundant biological species, easy fluidization.
Yulong pioneered a series of aerobic, anaerobic and anoxic MBBR bio filter media.
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