PP Plastic Suspended Bio Floating Cage Filter Ball for Water Treatment
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Product Highlights
- High Surface Area Design: Multi-faceted structure maximizes space for beneficial bacteria colonization.
- Corrosion Resistant: Durable plastic material resists decay in freshwater and saltwater systems.
- Lightweight & Easy Clean: Non-porous structure prevents clogging and allows for easy rinsing.
- Long Service Life: Unlike mineral media, plastic bio balls do not degrade over time.
- Versatile Applications: Suitable for domestic sewage, industrial wastewater, and biological reactors.
- Eco-Friendly Material: Polypropylene is recyclable and aligns with sustainable waste management.
- Customization Available: Supports full customization, minor customization, and flexible options.
- ISO Certified Quality: Manufactured under ISO 9001 certified quality management system.
Product Attributes
- Customization
- Available
- Active Ingredient Content
- PP/PVC
- Application
- Electronics Industry, Packaging Industry, Chemical Industry
- Model NO.
- RJ-2270
- CAS No.
- 1344-28-1
- Color
- White
- EINECS
- 200-815-3
- Form
- Ball Shape
- Formula
- N/a
- Purity
- <95%
- Material
- Plastic
- Type
- Random Packing
- Usage
- Industrial
- Structure Feature
- Ball Shape
- The Products Advantage
- Corrosion Resistance
- Character
- Lightness and Ease of Installation
- Transport Package
- Carton Box, Ton Bag, Steel Drum
- Specification
- 80mm 100mm 150mm 120mm
- Trademark
- RONGJIAN
- Origin
- China
- HS Code
- 8419909000
- Production Capacity
- 10000ton/Year
- Package Size
- 50.00cm * 30.00cm * 40.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description


High Surface Area: Multi-faceted design maximizes space for beneficial bacteria colonization, enhancing biological filtration efficiency.
Material: Durable plastic (e.g., polyethylene/PVC) resistant to decay, suitable for freshwater/saltwater systems.
Texture: Engineered surface textures (e.g., ridges, pores) improve bacterial adhesion, reducing biomass loss during maintenance.
2. Applications
Replacement/Mineral Media Supplement: Can fully or partially replace traditional media (e.g., ceramic rings, lava rock) in overloaded systems to restore efficiency.
Versatility: Used in wet/dry filters, sumps, or trickle towers for nitrification (ammonia → nitrate conversion).
3. Advantages Over Traditional Media
Lightweight & Easy to Clean: Non-porous structure prevents clogging; rinseable for reuse.
Longevity: Unlike mineral-based media, plastic bio balls do not degrade over time.
Iterm | Size | Material | Quantity (pc/bag) | Bulk Density (pc/m³) | Surface Area (m²) |
Bio Ball Media (With Sponge) | φ16 | PP | 10000 | 244000 | 71.4 |
φ26 | PP | 4000 | 57000 | 125 | |
φ36 | PP | 1500 | 21400 | 218.8 | |
φ46 | PP | 800 | 9800 | 300.7 | |
φ56 | PP | 400 | 5900 | 428.8 | |
φ76 | PP | 180 | 2280 | 654 | |
Bio Ball Media (Without Sponge) | φ32 | PP | 2000 | 31000 | 130 |
φ42 | PP | 1000 | 13500 | 224.8 | |
φ48 | PP | 750 | 9100 | 293.5 |
Domestic sewage treatment.
Industrial wastewater sectors like petrochemicals, papermaking, and food processing .
Wastewater treatment (municipal and industrial).
Biological reactors (e.g., MBBR, MBR systems).
Gas scrubbing (e.g., VOC removal).
Environmental Impact
Energy Savings: Lower aeration requirements compared to conventional carriers.
Eco-Friendly: Polypropylene is recyclable, aligning with sustainable waste management practices.




Headquarters: Xiangdong District Industrial Park, Pingxiang City, Jiangxi Province, China
Core Capabilities
Advanced Manufacturing: Custom-designed towers and systems in ceramic, metal, and plastic materials.
Comprehensive Product Portfolio: 200+ specifications including:
• Ceramic/metal/plastic packing materials
• Molecular sieves & activated alumina
• Catalysts & petrochemical additives
• Activated carbon & eco-friendly filtration media
Turnkey Services: Full-scale pollution control and wastewater treatment projects.
Corporate Strengths
ISO 9001 Certified - Guaranteed quality management system compliance.
300+ Workforce - Including 100+ specialized engineers and technicians.
30-Acre Production Base - Integrated R&D and manufacturing facilities.
Awards & Innovations
National Science & Technology Achievement Award
Provincial Gold Medal & Famous Brand Product
17 Patented Technologies - Protecting proprietary advancements.




About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI249998". Items marked "" are certified.
Company Profile
Pingxiang Rongjian Environmental Protection Chemical Packing Co., Ltd.
Company Profile
Established in 2010, Pingxiang Rongjian Environmental Protection Chemical Packing Co., Ltd. is a high-tech enterprise specializing in the R&D, production, and sales of chemical packing and environmental protection materials. After 14 years of rapid development, the company has become a leading global supplier of industrial packing materials, with products exported to over 100 countries and regions. We employ more than 300 staff, including nearly 100 technical professionals, forming a highly skilled and experienced R&D and production team.
Corporate Strength & CertificationsAuthorized Certifications: Certified with ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health & Safety Management System.
Technological Leadership: Holds 17 national patents and has been awarded multiple national-level "High-Quality Product" titles.
Production Capacity: Modern manufacturing facilities with an annual output exceeding 10, 000 tons, capable of meeting large-scale global demand.
Core Products & ApplicationsOur main products include:
Ceramic Packing: Ceramic balls, structured ceramic packing, and random ceramic packing, featuring high-temperature resistance, corrosion resistance, and durability for harsh industrial conditions.
Adsorption & Catalytic Materials: Molecular sieves, catalysts, and activated alumina, widely used in petrochemical and gas purification industries.
Environmental Filtration Media: Activated carbon and filtration materials for wastewater and exhaust gas treatment.
Metal & Plastic Packing: Lightweight and corrosion-resistant structured/random packing for diversified industrial needs.
These products are extensively applied in domestic industries such as power generation, petroleum, chemical processing, metallurgy, environmental protection, and pharmaceuticals, as well as in high-end sectors including aerospace. They are also exported to Europe, North America, Southeast Asia, the Middle East, and other global markets, earning long-term trust from customers for their superior quality.
Quality & Service CommitmentAdhering to the principle of "Quality First, Innovation Driven, " we implement strict quality control from raw material selection to production, ensuring stable and reliable product performance. We provide customized solutions, technical consultation, and after-sales support to deliver lasting value to our clients.
Vision for the Future
Rongjian Environmental Protection will continue to innovate in the field of industrial packing materials, promoting sustainable industrial development through advanced technology, and striving to become the most trusted global partner for our customers.
About Our Factory & Business Background
- Address
- No. 1-269, Zone B, Xiangdong Industrial Park, Xiangdong District, Pingxiang, Jiangxi, China
-
Terms of Payment
- T/T, Western Union
- International Commercial Terms(Incoterms)
- FOB, EXW, CIF, DAP, FCA
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Ton
-
Supply Chain Partners
- 1
Our Production Capability & Technical Expertise
- Main Products
- Ceramic Ball, Pall Ring, Molecular Sieve, Honeycomb Ceramic, Activated Alumina, Structured Packing, Metal Random Packing, Plastic Random Packing, Ceramic Random Packing
-
Production Lines
- 2
-
Production Machines
- Furance, Electric Kiln, Drying Furnace, Screening Machine
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
OEM Service Available
- Yes
-
R&D Engineers
- 5 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 1 Years
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001, ISO45001:2018
FAQ
- What materials are used for the bio balls?
- The bio balls are made from durable plastic materials such as polyethylene (PE) and polypropylene (PP), which are resistant to decay.
- Can these bio balls be customized?
- Yes, we offer full customization, minor customization, and flexible customization options based on samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 Ton.
- What is the lead time for production?
- The average lead time is within 15 workdays, regardless of peak or off-season periods.
- What are the main applications for this product?
- They are primarily used in domestic sewage treatment, industrial wastewater (petrochemicals, papermaking, food processing), and biological reactors like MBBR and MBR systems.
- What payment terms are accepted?
- We accept payment via T/T (Telegraphic Transfer) and Western Union.
- Are the bio balls suitable for saltwater systems?
- Yes, the durable plastic material is suitable for both freshwater and saltwater systems.
- What certifications does the manufacturer hold?
- The company is ISO 9001, ISO 14001, and ISO 45001 certified, ensuring quality management and environmental compliance.
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