Bag Primary Filter
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Bag Primary Filter

Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd has been producing and supplying bag primary filter home and abroad for many years. As a leading manufacturer and supplier in China, we are strong willing to open the International market directly to supplying products with good quality and favorable price.

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Product Description

Bag Primary Filter


Product Introduction.


The bag primary filter is one of our main products. We have our own workshop for this product. We can produce primary filter, medium filter, High efficiency filter/HEPA filter. The primary filter is the primary filter of the air conditioning system, mainly used to filter dust particles above 5μm. The primary filter has three styles: plate type, folding type and bag type. Here we mainly introduce the primary filter.


Product Parameter (Specification)


Outer frame: galvanized steel sheet or aluminum alloy, 20mm, 25mm

Filter material: non-woven fabric, synthetic fiber

Filtration efficiency: G4/F5, F6, F7, F8.9

Pressure loss (Max):≦450Pa

Continuous operating temperature:≦70℃

Moisture resistance:≦100%RH

Recommended allowable final resistance:≦450Pa


Product Feature And Application


Bag type primary filter features:

Large dust volume, high efficiency and small pressure drop can effectively remove fine dust (the filtration efficiency of≥5.0μm particles is 40% to 60%) and microorganisms;

2. It can be cleaned and has a long service life;

3. Multi-bag options can meet the needs of different air volumes;

4. It can be equipped with galvanized frame or aluminum alloy outer frame.


Bag type primary filter application:


Bag-type primary filter is suitable for the front filtration of automobile paint workshops in the coating industry and air-conditioning applications, such as: air-conditioning systems in commercial buildings, warehouses, schools, laboratories and other places.


Product Details

More color options. Yellow, pink, light green, white, orange.


Aluminum alloy frame. Can be customized.


The ultra-fiber filter material has the ability to catch dust, high dust load and high air permeability.




Q: What is the warranty time of your products?
A: The warranty time is 12months from the date of the commissioning. All quick-wear spare parts will be provided for free within the warranty period. After the warranty, we also can ensure that you can buy any necessary spare parts with favorable price within 5 years.

Q:How does your factory do regarding quality control? 
A:"Quality is priority. We always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2008 authentication.


Q: How long is your delivery time?

 A: It is according to the model and quantity. Generally it is 3-5 days if the machines are in stock.

 It will be 15-30 days if you want to customize the machines.

Hot Tags: Bag Primary Filter, Manufacturers, Factory, China, Made in China, Cheap, Durable, Quality, Easy-maintainable, 1 Years Warranty

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