Polymer Composite Gel Sponge Type Bio Media PCG

Excellent mechanical strength (wear-resistant hydrogel); Synergistic effect: Integrated with biological gel technology to promote the growth and biological activity of immobilized dominant bacteria. Enhanced nitrification reaction; High-efficiency adsorption capacity; Simultaneous removal of specific organic compounds (e.g., toxic aromatic compounds).

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


 

ItemUnitParameter
Material Type Polymer Composites
Specification shape (absorbent state)mm20±1;40±1mm
Specific surface areaM/m³≥10000
Porosity%98
Density kg/m312.5±0.75
Dosing rate%10~30
StackPCS/m350000±5%
Hanging timed3~7
Nitrification efficiencymgNH3-N/individual carrier.d (to oxygen conversion limit)gNH3-N12~25
BOD5:oxidation efficiencymgBODg/individual carrier.d (up to oxygen conversion limit)gBOD520~100
COD oxidation efficiencymgCOD/individual carrier.d (up to oxygen conversion limit)20~150
Applicable pH 6~10
Applicable temperature1~50
Service life More than 15 years
Package Size 90*48*18cm Half cubic, about 6.25kg

BET Multipoint Method Specific Surface Area Test Report

ItemDescription
PrincipleBET Multipoint Method
AdsorbateN2
Sample NamePCG-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 Percentage1
Degassing Time (min)5
High-Pressure Equilibration Time Extension Factor240
Low-Pressure Equilibration Time Extension Factor10

BET Multipoint Data Sheet

P/PO∑V/(ml/g) */[∑V(1-x)]∑V*(1-X)Single-point specific surface area(m2/g)
0.2451006471.47670.219871.114784.8493
0.2948066841.89900.220151.339145.8252

BET Multipoint Method Test Results

 

Slope a0.005633Intercept b0.2184893
Correlation coefficient r BET Constant C1
BET Multipoint Method (P/Po= 0.0400 - 0.3200)Specific Surface Area19.409m2/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

MetricTraditional Bio-Filter MediaPCG Hydrogel Carrier Process
Ammonia Nitrogen Removal Efficiency60-75%92%+ (continuous 24-hour)
System Startup Cycle15-20 days5-7 days (rapid biofilm formation)
Maximum Stocking Density30 kg/m³80-100 kg/m³
Annual Comprehensive Energy Consumption100%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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