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Contact: Jac
Tel: +86-13901882099
E-mail: amber@shdubhe.com
Add: Room 428, No. 255 Xinjinqiao Road, Jinqiao Town, Pudong New District, Shanghai, China
Polymer Composite Gel Sponge Type Bio Media PCG
Product Detail

Product Description
Adhering to the concept of "environmental protection, low carbon, energy saving", we are committed to the research and development of new materials, water treatment products and sales of science and technology innovation company. At present, the R&D team is composed of PhDs, with an average age of 35 years old, and is a team of innovative talents with vigour and innovative ideas, and rich experience in the industry to which it belongs. Over the years, we have been focusing on the applied research of biofilm carriers, nanomaterials, green materials synthesis and so on.
The company and Xi'an Jiaotong University, close cooperation between industry, academia and research, involved in the product won the Suzhou Hi-Tech Cup 10th Entrepreneurship Competition Award of Excellence, won the Eighth China International Innovation and Entrepreneurship Competition, Shaanxi Region Silver Award, and the thirty-third Tengfei Cup Innovation Competition Silver Award of the entrepreneurial track, and aspire to contribute to China's environmentally friendly biobased materials in the development of the field.
Purpose of PCG Bioreactor Development
1.The carrier is mainly applied to contact oxidation method, the traditional carrier has poor hydrophilicity and low oxygen dissolution efficiency;
2.The small specific surface area of traditional carriers, the attachment amount of microorganisms is small, and the treatment capacity is poor;
3. Reducing sludge discharge and environmental pollution;
4.Traditional MBBR carrier hanging wear equipment corrosion layer, reducing the mission life of sewage treatment equipment; the use of wear debris resulting in damage to pumps & fans.
Features
- Excellent mechanical strength (wear resistance);
- Synergistic effect, incorporating biogel technology, to promote the growth and biological activity of immobilized advantageous bacterial flora;
- Enhanced nitrification reaction;
- Highly efficient adsorption capacity;
- Simultaneous removal of specific organics (e.g. toxic aromatic compounds);
- Good hydrophilicity
- Good hydrophilicity(no oil adsorption)
- Easy to absorb water
- Fast settling in water
- Easily fluidized, adaptable to many structures
- High treatment capacity
- Special wall structure;
- Large specific surface area;
- Abundant biofilm capacity;
- Synchronized nitrification and reverse nitrification SND;
- Low sludge volume
- Long sludge retention time.
- Abundance of higher microorganisms;
- Minimization of residual sludge.
- Reduced use of pharmaceuticals.
- Long service life
- Gel-filled,Good resistance to abrasion;
- Anti-aging.Service life green high up to 15 years.
Technical Parameter
BET Multipoint Method Specific Surface Area Test Report
Item | Description |
Principle | BET Multipoint Method |
Adsorbate | N2 |
Sample Name | PCG-020 |
Sample Weight (mg) | 83.2 |
Equilibration Time (s) | 30 |
Environment Temperature (°C) | 24 |
Saturation Vapor Pressure (bar) | 1.0471 |
Degassing Temperature (°C) | 80 |
mbient Deduction Volume (ml) | 1.4393 |
Constant Temperature Bath (K) | 77.3 |
Real-time Pressure Equilibrium Percentage | 1 |
Degassing Time (min) | 5 |
High-Pressure Equilibration Time Extension Factor | 240 |
Low-Pressure Equilibration Time Extension Factor | 10 |
BET Multipoint Data Sheet
P/PO | ∑V/(ml/g) */[∑V(1-x)] | ∑V*(1-X) | Single-point specific surface area(m2/g) | |
0.245100647 | 1.4767 | 0.21987 | 1.11478 | 4.8493 |
0.294806684 | 1.8990 | 0.22015 | 1.33914 | 5.8252 |
BET Multipoint Method Test Results
Slope a | 0.005633 | Intercept b | 0.2184893 |
Correlation coefficient r |
| BET Constant C | 1 |
BET Multipoint Method (P/Po= 0.0400 - 0.3200) | Specific Surface Area | 19.409m2/g | |

Factory








Application Cases
Recirculating Aquaculture Water Treatment Project
This case involves a recirculating aquaculture water treatment project with a treatment capacity of 10,000 t/day.

Technology Empowerment
Ultra-High Bio-Load Capacity
Utilizing nano-level porous PCG hydrogel carriers with a specific surface area of up to 6,000 ㎡/m³ (3-5 times that of conventional carriers) and a porosity >95%, it supports composite microbial communities (nitrifying/denitrifying bacteria + probiotics). Biofilm formation speed is increased by 70%, enabling continuous and stable degradation of harmful substances such as ammonia nitrogen and nitrites.
Long-Lasting Self-Cleaning
The biomimetic hydrophobic coating on the gel carrier surface improves anti-organic clogging performance by 90%. Combined with a pulsed water flow flushing design, the filter media requires no replacement for up to 5 years, reducing maintenance costs by 60%.
Ecological Synergy and Efficiency
PCG carriers directionally release trace elements (e.g., potassium/selenium) through their micropores, enhancing the immunity of farmed species. Paired with the system’s UV sterilization module, the incidence of diseases decreases by 40%, and the survival rate of fish and shrimp exceeds 97%.
Application Comparison
Metric | Traditional Bio-Filter Media | PCG Hydrogel Carrier Process |
Ammonia Nitrogen Removal Efficiency | 60-75% | 92%+ (continuous 24-hour) |
System Startup Cycle | 15-20 days | 5-7 days (rapid biofilm formation) |
Maximum Stocking Density | 30 kg/m³ | 80-100 kg/m³ |
Annual Comprehensive Energy Consumption | 100% | Reduced by 55% |
Scenario-Based Solutions
Industrial Recirculating Aquaculture Systems
PCG carriers + intelligent dissolved oxygen control achieve a water recycling rate >98% and reduce the feed conversion ratio by 0.3. Ideal for intensive farming of high-value species such as groupers and shrimp.
Water Purification for Fry Rearing
Maintains over 85% nitrification activity even in low-temperature environments, ensuring water quality safety during fry incubation and reducing deformity rates by 50%.
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