The material is bombarded by ion beam produced by partial breakdown corona discharge of air caused by "non-uniform particle field",give each fiber a permanent static electret, The air filter material with deep electrostatic electret finishing has the advantages of low flow resistance, high efficiency, long life, high dust collection ability and energy saving,It has become an important raw material for mask filter layer, HEPA and ULPA.
Advantage: 1. High dust holding capcity 2. Long term electret 3. Good oil repellency.
Type
Efficiency(0.3μm)
Resistance(Pa)
Weight(gsm)
DF-MB020
≥85%
≤8
20±3
DF-MB120
≥95%
≤15
20±3
DF-MB220
≥99.5%
≤25
20±3
DF-MB325
≥99.97%
≤30
25±3
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Packing & Delivery
Company Profie
Shenzhen DouFang technology co., LTD., founded in 2013, is a professional and authoritative enterprise that is committed to creating environmentally-friendly and healthy breathing for all humankind. Our company enjoys a high reputation in the field of air environmental protection. The company has the undisputed authoritative high-tech innovation technology in the field of dust, microorganism, and dirt control of the environmental system. We provide customers with professional air filtration clean technology solutions!
The company has a complete and scientific quality management system—Shenzhen doufang technology co., LTD. Integrity, strength, and product quality recognized by the industry. Welcome to visit, guidance, and business negotiations.
FAQ
1. Can the product be customized? Yes, both the product and the packaging can be customized. 2. What's your payment terms? Our company accepts various ways of payment, such as T/T , L/C etc. 3. How long is the delivery time? It depends on the order quantity. USually it takes about 30 days to produce a full 20' container. 4. Do you arrange the shipment? Yes, our company can arrange the shipment to deliver the goods according to the client's customer's requirements. 5. What about the after-sales service? Our company is responsible for the supplied product within its usage life.