DONGJIE Industrial Air Filters: Specifications & OverviewManufacturerDONGJIEFiltration Efficiency99.99%Cartridge Height Range16-52 inchAirflow Capacity600-1000 m³/hMedia Porosity Rating0.5µmPleat
Request a QuoteManufacturer | DONGJIE |
Filtration Efficiency | 99.99% |
Cartridge Height Range | 16-52 inch |
Airflow Capacity | 600-1000 m³/h |
Media Porosity Rating | 0.5µm |
Pleat Width Range | 25-55mm |

Model Name | Length (mm) | Media Area (m²) |
DJ-ADF-300-01 | 300 | 1.1 |
DJ-ADF-300-02 | 300 | 1.1 |
DJ-ADF-300-03 | 300 | 1.5 |
DJ-ADF-600-01 | 600 | 2.1 |
DJ-ADF-600-02 | 600 | 2.2 |
DJ-ADF-600-03 | 600 | 3.1 |
DJ-ADF-1000-01 | 1000 | 3.5 |
DJ-ADF-1000-02 | 1000 | 3.6 |
DJ-ADF-1000-03 | 1000 | 5.1 |
DJ-ADF-1200-01 | 1200 | 4.2 |
DJ-ADF-1200-02 | 1200 | 4.32 |
DJ-ADF-1200-03 | 1200 | 6.12 |

Model Name | Length (mm) | Media Area (m²) |
DJ-ADF-300-04 | 300 | 5 |
DJ-ADF-300-05 | 300 | 10 |
DJ-ADF-600-04 | 600 | 5 |
DJ-ADF-600-05 | 600 | 10 |
DJ-ADF-1000-04 | 1000 | 17 |
DJ-ADF-1200-04 | 1200 | 20 |

Model Name | Length (mm) | Media Area (m²) |
DJ-ADF-600-06 | 600 | 10 |
DJ-ADF-600-07 | 600 | 11 |
DJ-ADF-660-06 | 660 | 10 |
DJ-ADF-660-07 | 660 | 11 |
DJ-ADF-660-08 | 660 | 17 |
DJ-ADF-750-01 | 750 | 12.5 |
DJ-ADF-1000-06 | 1000 | 11 |
DJ-ADF-1000-07 | 1000 | 17 |
DJ-ADF-1200-06 | 1200 | 17 |
DJ-ADF-1200-07 | 1200 | 20 |
ONLY TECHNOLOGY, a trusted air filter exporter, delivers industrial air filter solutions engineered to redefine standards in air purification for heavy-duty environments. As a premier provider of high-quality filter systems, we specialize in crafting products that combine exceptional durability, advanced efficiency, and remarkable adaptability—traits that render our filters indispensable in sectors where air quality directly impacts operational safety, equipment longevity, and stringent regulatory compliance.
At the core of our offering is the industrial air filter, meticulously designed to tackle the unique challenges of industrial settings. Unlike generic filters, these units are constructed with premium materials: reinforced media such as glass fiber, polyester, or activated carbon blends that withstand high airflow rates, temperature fluctuations ranging from -40°C to 120°C, and continuous exposure to oils, chemicals, and abrasive particles. This robust construction ensures consistent, reliable performance in factories, foundries, and manufacturing plants, where dust, smoke, and fumes pose constant threats to operations and health.
What truly distinguishes our products is their status as a high-quality filter—verified through rigorous testing to meet ISO 16890 and EN 779 standards. Each industrial air filter achieves MERV 13 to HEPA-level efficiency, capturing 99.97% of particles as small as 0.3 microns, ranging from metal shavings in machining shops to fine pharmaceutical dust. This precision prevents premature equipment wear, reduces costly downtime, and safeguards worker health, effectively addressing the dual demands of productivity and safety.
Customization is a cornerstone of our approach, expertly embodied in the customized air filter options we provide. We tailor dimensions—from compact 16-inch units to large 52-inch models—media types (including anti-static for electronics and oil-resistant for automotive), and frame designs (galvanized steel, aluminum) to fit specific systems perfectly. This holds true whether retrofitting legacy machinery or integrating with new HVAC setups, ensuring no application is too specialized, from food processing facilities requiring hygienic filtration to power plants needing high-temperature variants.
As a leading air filter exporter, we extend these high-quality solutions across the globe, supporting industries on multiple continents with consistent supply and unparalleled technical expertise. Our industrial air filter range includes pleated panel filters, cartridge filters, and bag filters, all backed by a firm commitment to sustainability—many models feature recyclable components or washable media to minimize waste and environmental impact.
In essence, our high-quality filter systems are more than just purification tools; they are strategic operational assets. By merging engineering excellence with deep customization, the customized air filter and standard industrial air filter options from ONLY TECHNOLOGY empower businesses to maintain cleaner, safer, and more efficient operations—solidifying our reputation as an air filter exporter that consistently delivers on the promise of superior quality.
When it comes to industrial air purification, ONLY TECHNOLOGY's customized air filter solutions stand out as the smart, strategic choice for businesses that prioritize peak performance, operational efficiency, and long-term value. As a leading air filter exporter, we uniquely blend the reliability of a high-quality filter with the precision of exact customization, ensuring that our industrial air filter options meet your specific operational needs—without compromises or costly workarounds.
At the heart of our value proposition is the transformative power of customization. Unlike one-size-fits-all alternatives, our customized air filter range is designed to adapt perfectly to your unique environment. We tailor physical dimensions to fit non-standard machinery, carefully select media types (such as glass fiber, activated carbon, or anti-static materials) to target your specific pollutants (including dust, oil mist, and chemicals), and engineer frames (galvanized steel or aluminum) to withstand extreme temperatures or corrosive conditions. This inherent flexibility guarantees that every industrial air filter works in complete harmony with your existing systems, effectively eliminating the inefficiencies that generic filters often introduce—whether in tight factory corners or high-airflow HVAC setups.
Our unwavering commitment to being a high-quality filter provider is non-negotiable. Every industrial air filter, whether customized or standard, undergoes rigorous testing to not just meet, but exceed industry standards like ISO 16890 and EN 779. The result is consistent MERV 13 to HEPA-level efficiency, delivering 99.97% particle removal. This captures everything from micro-sized metal dust in machining plants to airborne bacteria in food processing facilities, effectively protecting sensitive equipment from premature wear, significantly reducing maintenance costs, and ensuring a safer workspace for personnel. Our durable materials resist tearing, moisture absorption, and chemical degradation, guaranteeing a notably longer service life compared to inferior filters, which directly translates to fewer replacements and lower operational downtime.
As a trusted air filter exporter, we offer global reach without sacrificing local support. Whether your operations are based in Asia, Europe, or the Americas, our dedicated team provides expert technical guidance to optimize your customized air filter design, coupled with reliable shipping logistics and a consistent supply chain—critical factors for maintaining uninterrupted production schedules. We also prioritize sustainability: many of our industrial air filter models incorporate recyclable components or washable media, aligning perfectly with modern eco-conscious business goals.
Beyond raw performance, choosing our customized air filter means partnering with a provider that truly understands your industry. We have successfully supplied advanced filtration solutions to sectors ranging from automotive manufacturing and pharmaceuticals to mining and textiles, carefully tailoring each solution to address the field's unique challenges. This deep industry expertise, combined with the inherent quality of our high-quality filter systems, ensures you are not merely buying a product—you are investing in a comprehensive solution engineered to scale and adapt with your business.
In short, our customized industrial air filter options deliver exactly what matters most: a high-quality filter that fits your application perfectly, performs reliably under the most demanding conditions, and supports your global operations seamlessly. For businesses that refuse to settle for "good enough," ONLY TECHNOLOGY—your trusted air filter exporter—is the clear and definitive choice.
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