P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

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1. Description of P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

There are kinds filter materials available, such as Polyester(PET), PP(Polypropylene), PA(Polyamide), Nomex(Aramid), PPS(Ryton), Polyimide(P84), Acrylic Filter Bags, Fiberglass, PTFE, etc.

Lower the intension and requirement of management and maintenance, our company researches and develops the pulse bag filter of MD series, which is the ideal equipment used for dust control in the fields of construction material, chemical industry, coal etc.

2. Features of P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

dust filter

1.  the material is Fiberglass

2.  It has excellent resistance to acid and alkali corrosion resistance

3. Working temperature : 240°C-260°C

4 . Hydrolysis resistance performance is good

3. Specifications of P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector


P84( Polyimide ) fiber





 Air permeability (m3/ m2/min)


Tensile strength






Tensile Elongation

( % )





Prohibited to use temperature

Below the dew point

Working Temperature










4. Application fields of P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector


1) The fume and smoke treatment and particle removing system in metallurgy plant, alloy plant, steel works, moulding factories, fire-retardant factories and power stations

 2) Fume filtration, tiny particle recycle and division of liquid and solid in aluminum electro analysis, tin, zinc, cooper and other rare metals

3) Smoke filtration in garbage burning, coal-feed boiler and liquidized laid boilers

4) Division of liquid, solid and tiny particle recycle in chemicals, coke, carbon, dyestuff, pharmacy and plastics

5) Asphalt concrete mixture, cements, ceramics, building materials, lime and plaster

6) Dust treatment, purification and collection in electronics, mining, foodstuff processing, flour and timber processing.

5. Images of P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

P84 Polyimide Needle Felt Filter Cloth Air Filter Bag P84 Dust Collector

6. FAQ

1)   Are free samples available?

Yes. But express delivery cost is to be collected and we will pay it back after confirming the order.

2)  What about the lead time for mass production? 


Honestly, it depends on the order quantity and the season you place the order. Generally speaking, we suggest that you start inquiry two months before the date you would like to 

get the products at your country.


3)  What is your terms of delivery? 


We accept EXW, FOB, CIF, etc. You can choose the one which is the most convenient or cost effective for you. 

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Q:Can nylon filter bags filter shampoo? Which one would you prefer if you could?
Of course, you can filter shampoo, it is recommended to use 100-500 purpose filter bag. Nylon filter bag is a surface filter, can be cleaned two times, save filter supplies.
Q:Which filter or filter paper has a better filtration effect?
Filter bag filter effect is good, filter bag accuracy range: 0.1-500 microns, the highest filtration efficiency can reach 99.99%. The conventional filtration efficiency is about 95%.
Q:Where has Ji'nan ever sold a filter bag?
Supermarkets generally have to sell, RT mart, Carrefour, Tesco have, is the kind of metal box, of course, the western market is cheaper.
Q:Does power xpb25-2538s have filter bags?
the filter material: nylon, polypropylene, polyester, stainless steel, PTFE, filter size according to distinguish between: No. 2, No. 1 bag bag, 5 bags, 4 bags, 3 bags (from large to small), the other is non-standard.
Q:Filter bag for washing machine
The drum washing machine also has a filter bag. It's at the bottom of the washing machine. The hair will be collected there. You'll see a small door on the ground where the washing machine is located. It contains a filter bag
Q:What are the features and methods of use of filter bags for dust collector?
The fabric and design of the filter bag should aim for high efficiency filtration, easy dust stripping and durable effect. In pulse and box type pulse dust collector, the dust is attached to the outer surface of the bag. When dust laden gas passes through the dust collector, dust is caught on the outer surface of the filter bag, and the clean gas enters the filter bag through the filter material. The inside frame of the filter bag supports the bag, prevents the bag from collapsing and helps to clean and redistribute the dust.Gravity opening filtration: filter bags are connected directly to the pipe by fitting the joint, and the filter is filtered by gravity pressure difference.
Q:Filter bag performance
Filtration accuracy: PE/PP/PTFE0.5, 1, 5, 10, 25, 80, 100, 125, 150, 200, 300, 400, 50, 600, 800, 1000 and 3 multilayer filter bags were 2-3 times as common as filter bags, and the removal efficiency was higher than 90%
Q:Is the filter area of the filter canister larger than the filter bag?
Hello, dust filter canister and filter bag effect is the same, can reach more than 99%.
Q:How many types of filter bags are there in the dust collector?
According to the bag section shape can be divided into round, flat and irregular three.1, round: dust filter bag is cylindrical. The specifications are expressed in diameter * length, D * L (mm);
Q:The problem of filter bag in washing machine. Twenty
So, if the blade breaks, it doesn't catch water. Of course, the waterways are clogged and water and fiber impurities do not go into the filter bag

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