Product Description
This round filter sponge, crafted from high-purity polyurethane (PU) foam, offers superior mechanical filtration with high dirt-holding capacity and low flow resistance. It serves versatile applications in aquariums, ponds, HVAC systems, and food processing, available in standard industry PPI grades and customizable colors/sizes. Compliant with ROHS, REACH, and optional FDA standards, it ensures reliable performance as a durable, multi-purpose filter media for both industrial and commercial use.
Product Specifications
| Category | Specification |
| Product Name | Round Filter Sponge |
| Material | High-Purity Polyurethane (PU) Foam |
| Primary Function | Mechanical Filtration |
| Key Features | High Dirt-Holding Capacity, Low Flow Resistance, Excellent Chemical Stability |
| Common Applications | Aquarium & Pond Filters, HVAC Pre-Filtration, Industrial Water Treatment, Food Processing Systems |
| Standard PPI Grades | 10, 20, 30, 45 (Other densities available) |
| Certifications | ROHS, REACH (FDA compliant options available upon request) |
| Color | Standard: Blue & Black (Fully Customizable) |
| Size & Shape | Standard Diameters: 1" to 24" (Custom sizes and thicknesses available) |
| Customization | OEM/ODM Supported (Logo Printing, Private Labeling, Custom Packaging) |
| Packaging | Standard Bulk Packaging (Custom retail packaging options available) |
FAQ
Are you a trading company or a manufacturer?
We are a 100% authentic manufacturer. Welcome to visit our factory.
Do you provide samples? Are they free or at an additional charge?
We can provide free samples; you only need to pay the shipping cost.
How do we control quality?
We have quality inspectors who conduct rigorous inspections before each shipment to ensure you receive quality products.
Why choose us?
We have 12 production bases across China. Equipped with China's most advanced machinery, we strictly guarantee quality and output. For more information, please visit our homepage. We have a complete production line, produce our own raw materials, and have passed multiple international tests.
What is your minimum order quantity?
The minimum order quantity varies by product model. Please contact our online customer service for details.
What is your delivery time?
Generally speaking: Prototyping takes about a week, and production delivery takes 15-20 days. The total estimated delivery time is approximately one month
