Dust Filter
Your Professional Dust Filter Supplier!
Xiamen Zhongxinglong Air Conditioning Equipment Co., Ltd., established in 1997, is committed to being a leader in the global air conditioning equipment sector. As a privately-owned high-tech enterprise with the right to independent import and export, our products are distributed worldwide, serving customers in every corner of the globe. Our products include Air Grilles and Diffusers, Dampers and Duct Systems, HVAC Air Filters, Ducts and Accessories.
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Dust Filters Used
Medical:
Hospitals and medical office applications require a safe and sterile environment.
Vacuum Cleaners:
Used to pick up small particles and dust.
HVAC:
To remove particles form the air in residential, commercial and vehicles.
Airlines:
To reduce the spread of pathogens and viruses in re-circulated air.
Cleanroom:
When dust and particles cannot be tolerated due to industrial or research processes.
Air Purifiers:
Reduce the amount of airborne viruses within homes and offices.
Why Choose Us
Advanced Equipment
We are equipped with clean room production lines, advanced R&D centers and precision testing equipment.
Professional Team
We have formed an experienced and skilled professional team to ensure that our products and services always maintain the leading level in the industry.
Patent Certificate
We have successfully obtained ISO 9001:2015 quality management system certification and comply with ISO 9001 standards, EN 779:2012 regulations and CE marking requirements.
Quality Control
We implement strict control on product quality to ensure that each product meets high quality requirements.
Our Best-Selling Dust Filter
Round HEPA Filter Cartridges
Round HEPA Filter Cartridges: Precision Filtration for Critical Environments Round HEPA Filter Cartridges are designed for efficient particle retention in harsh environments, meeting stringent air quality standards and are ideal for industrial, medical, and HVAC applications.
Dust Collector Air Filter Cartridge
Our Dust Collector Air Filter Cartridge is a revolutionary air filtration product. It's precision-engineered with outstanding efficiency to remove the tiniest dust particles. This Compressed Air Dust Cartridge is suitable for various environments, from small workshops to large factories. Its unique design allows high-volume airflow and excellent filtration.
Activated Carbon Air Filter Cartridge
Our Activated Carbon Air Filter Cartridges offer top-tier air purification, suitable for residential, commercial, and industrial use. With 99%+ efficiency, they remove pollutants, odors, and VOCs while maintaining low air resistance.
Dust Filter Technical Parameters
|
Filtration Grade |
H13/H14 (EN 1822 certified). |
|
Media Material |
Composite layers of glass fiber + nanofiber coating (optional) . |
|
Frame Options |
Stainless steel, galvanized aluminum, or recyclable polypropylene. |
|
Size Range |
Standard diameters 100–600mm; Customizable lengths (max. 1,200mm). |
|
Temperature Resistance |
-40°C to 120°C, Suitable for extreme environments. |
Benefits of Dust Filter
Removal of particles and particulate matter:
The dust filter is capable of removing airborne particles with a diameter greater than or equal to 0.3 micrometers, and its filtration efficiency is usually up to 99.97% or more.
Improve Indoor Air Quality:
By removing airborne particles and pollutants, the dust filter can significantly improve indoor air quality.
Protecting equipment and products:
In industrial production, hepa filtration are used to protect production equipment from fine dust and particulate matter, thus extending the life of the equipment and guaranteeing the quality of the product.
Reduce the spread of air pollution:
In medical institutions, laboratories and other places where air pollution needs to be strictly controlled, the application of dust filter can reduce the spread of viruses, bacteria and other microorganisms in the air, thus reducing the risk of cross-infection.
Dust Filter MERV Rating
|
Rating |
Particle Removal Efficiency |
Particle Size and Typical Contaminant |
|
MERV 1 – 4 |
Under 20% |
> 10 µm (micron) |
|
MERV 5 – 8 |
35% to 70% |
3 – 10 µm (micron) |
|
MERV 9 – 12 |
90% to 95% |
1 – 3 µm (micron) All of the above at a greater efficiency plus lead dust, coal dust, and legionella or other bacterial spores |
|
MERV 13 – 16 |
75% to 95% |
0.3 – 1 µm (micron) |
|
HEPA |
99.97% |
0.3 µm (micron) |
Principle of Dust Filters
Interception:
As air passes through the filter, larger particles (like dust and pollen) collide with the fibres and get trapped.
Impaction:
Medium-sized particles are unable to navigate around the filter fibres due to airflow patterns, causing them to stick to the fibres.
Diffusion:
Smaller particles, such as bacteria and smoke, move erratically and eventually settle within the filter fibres due to Brownian motion.

Our service
Pre-sales Service:
Needs Analysis:
Communicate to understand customer requirements and goals.
01
Product Consultation:
Provide product details for customers to choose suitable options.
02
Solution Design:
Create personalized solutions based on needs.
03
Cost Estimation:
Offer transparent cost estimates and quotations.
04
Sample Provision:
Provide samples for customer testing when needed.
05
During Sales Service:
Order Tracking:
Ensure timely and accurate order processing with status updates.
Production Supervision:
Monitor production to ensure quality standards are met.
Logistics Coordination:
Arrange logistics for on-time and safe delivery.
Technical Support:
Offer support for installation and configuration questions.
After-sales Service:
Installation Guidance:
Provide professional installation guidance.
Operational Training:
Train customers to skillfully use products.
Maintenance Services:
Regularly offer maintenance and inspection services.
Fault Response:
Respond quickly to malfunctions with solutions or on-site services.
Spare Parts Supply:
Provide necessary spare parts for continuous operation.
Customer Feedback:
Collect feedback to improve products and services.
Packaging and Shipping

FAQ
We're professional dust filter manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale customized dust filter from our factory.
Cartridge Filter Parts, dust filter
