UV-Resistant 4 Inch HDPE Hollow Shade Balls for Water Evaporation Prevention
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Product Highlights
- Superior Surface Coverage: Covers 91% of surface area to reduce heat loss, evaporation, and microbial growth.
- Long Service Life: UV-resistant HDPE material ensures durability with a service life exceeding 10 years.
- Chemical Resistance: Resistant to corrosive fumes and foul odors, requiring no additional infrastructure.
- Enhanced Scrubber Performance: Greater liquid/air contact reduces plugging, pressure drop, and improves efficiency.
- Bird Deterrent Design: Effectively camouflages lagoons and ponds to prevent birds from landing and nesting.
- Low Maintenance: Maintenance-free operation with no need for construction or additional infrastructure.
- Customization Available: Offers full, minor, and flexible customization from samples or designs.
- ISO Certified Quality: Manufactured under ISO9001, ISO14001, and ISO45001 certified management systems.
Product Attributes
- Customization
- Available
- Active Ingredient Content
- HDPE
- Application
- Automotive Industry, Water Treatment
- Model NO.
- RJ-2949
- CAS No.
- PP/PVC
- Color
- Black
- EINECS
- PP/PVC
- Formula
- PP/PVC
- 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
- Lead Time
-
7 days (1 - 1000 Pieces)
15 days (1001 - 10000 Pieces)
To be negotiated ( > 10000 Pieces)
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 UV-Resistant 4 Inch HDPE Hollow Shade Balls for Water Evaporation Prevention
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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.

Model | HDPE Shade Ball | ||
Material | PE/PP/CPVC/HDPE | ||
Specification of Plastic Sun Protection Hollow Ball for Reservoirs | |||
Size (mm) | Weight/pc (g) | Square feet (pcs) | Square meter (pcs) |
100 | 40 | 10 | 100 |
Typical Application | a.Cover the sun shining into the water to prevent and reduce the water evaporation | ||
b.Reduce the spread of photosynthesis and algae | |||
c.Isolated the water with dust, rain, birds, wild animals | |||
d. Improve the quality of drinking water | |||
Package | plastic bag, jumbo bag; | ||
MOQ | 10000pcs | ||
Container | 20GP | 40GP | |
Delivery Time | 7 days | 10 days | |
Comments | Customized making is allowed. | ||






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 is the material of the shade balls?
- The balls are made of UV-resistant High-Density Polyethylene (HDPE).
- What is the diameter and weight of the standard shade ball?
- The standard diameter is 100mm (4 inches) and the weight is 40g.
- Can the shade balls be customized?
- Yes, we offer full, minor, and flexible customization based on samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 Ton.
- How long is the lead time for production?
- The lead time is within 15 workdays for both peak and off-peak seasons.
- What are the payment terms?
- We accept T/T and Western Union as payment methods.
- What is the expected service life of the product?
- The product is designed to withstand harsh weather conditions for over 10 years.
- Does the product come with a warranty?
- The product is made from durable, maintenance-free HDPE material designed for long-term reliability.
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