100mm HDPE Black Hollow Floating Spheres Evaporation Shade Ball for Cover
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Product Highlights
- Water Conservation Efficiency: Reduces water loss by up to 90% and controls heat loss by reflecting sunlight.
- Chemical-Free Algae Prevention: Blocks sunlight to naturally inhibit algae growth without harmful algaecides.
- Wildlife Protection Barrier: Prevents birds and wildlife from accessing contaminated water like mining tailing ponds.
- Durable HDPE Material: Made from high-density polyethylene ensuring UV resistance and chemical stability.
- Customizable Standard: Product standards are fully customizable to meet specific client requirements.
- Flexible Customization Options: Offers full, minor, and flexible customization from samples or designs.
- ISO Certified Quality: Manufactured under ISO9001:2015, ISO14001, and ISO45001:2018 management systems.
Product Attributes
- Customization
- Available
- Active Ingredient Content
- HDPE
- Application
- Medical Industry, Water Treatment
- Model NO.
- RJ-2944
- CAS No.
- HDPE
- Color
- Black
- EINECS
- HDPE
- Formula
- HDPE
- Particle Size
- 100mm
- Water Absorption
- <0.1%
- Material
- HDPE
- Size
- 100mm
- Effect
- Improve The Wear Resistance
- Usage
- Chemical Industry Product, Sewage Treatment
- Weight
- 40g
- Plastic Modling Type
- Injection
- Transport Package
- Plastic Woven Bag
- Specification
- 100mm
- Trademark
- RONGJIAN
- Origin
- China
- Package Size
- 110.00cm * 100.00cm * 100.00cm
- Package Gross Weight
- 25.000kg
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.
Product Images of 100mm HDPE Black Hollow Floating Spheres Evaporation Shade Ball for Cover
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Product Description


Superior Coverage
Blocks corrosive fumes and foul odors, improving environmental safety.
Durable & Low-Maintenance
Chemical-resistant and maintenance-free, requiring no additional infrastructure or construction.
Enhanced Performance in Scrubbers & Mist Eliminators
Reduced plugging = lower pressure drop and higher operating efficiency.
Cost-effective solution with long-term reliability.

Item | Shade ball | Shade ball with hole(can filling water) |
Diameter mm | 4"/100mm | 4"/100mm |
Weight g | 40 | 40/240(water filled) |
Number per m³ | 1200 | 1200 |
Suface area m²/m³ | 60 | 60 |
Packing Number(pieces/m²) | 116 | 116 |
Wind resistance | No | Yes |






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 are shade balls used for?
- Shade balls are floating plastic balls designed to cover the surface of water reservoirs, ponds, tanks, and industrial basins. They help reduce water evaporation, block sunlight, prevent algae growth, and protect water quality.
- What material are shade balls made from?
- Most shade balls are made from high-density polyethylene (HDPE) with UV-resistant additives for long-term outdoor durability.
- How do shade balls reduce evaporation?
- Shade balls create a floating barrier on the water surface that limits direct sunlight exposure and reduces heat absorption, helping minimize evaporation loss.
- Do shade balls help prevent algae growth?
- Yes. By blocking sunlight from penetrating the water, shade balls reduce the conditions needed for algae growth.
- What sizes are available?
- Shade balls are commonly available in diameters of 70 mm, 100 mm, and 150 mm. Custom sizes may also be available for specific applications.
- Are shade balls easy to install?
- Yes. Shade balls require no complicated installation. Distribute them across the water surface for immediate coverage.
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