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ISO Three Layers Needle Punched Felt Fabric For Dust Filter

Categories Needle Punched Felt
Place of Origin: China
Price: negotiable
Supply Ability: negotiable
Delivery Time: TBD
Packaging Details: Roll
Brand Name: 17s
Model Number: Negotiable
Certification: ISO
Material: Various Fibers and Scrims
Layer: Three Layers
Structure: Face Fiber+ Middle Scrim + Back Fiber
Workmanship: Needle Punched/ Stitching
Finishing: Singeing, Calendaring, Oil and Water Proof, PTFE Impregnation, PTFE Lamination
Permeability: 25-35cfm,PTFE lamination 3-7 cfm
Weight: 80-4000 g/m²
Thickness: 0.3-10 mm
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ISO Three Layers Needle Punched Felt Fabric For Dust Filter

Needle Punched Filter Felt/Clothes, Various Options For Material And Weight


Construction

Needle Punched felt filter is the main thing for dust filter, which is one of non-woven product. It is made of three layers.Scrim is the middle layer of felt, both sides of scrim are fibers, and then by needle stitching processing make the felt. According to the working conditions felt should do some finishing treatment.

Optional fabric: PE (Polyester), PP (Polypropylene), PA (Nylon), Aramid(Nomex), Acrylic, Fiberglass, PPS, PTFE, P84, etc
Finish Treatment: Singeing, Calendering, Heat Setting, Anti-static, Water&Oil Repellent, PTFE Membrane, PTFE Impregnation and so on.

Weight: 80-4000g/m²

Thickness: 0.3-10mm

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Main Features of the Various Filter Felt


 PolypropylenePolyesterHomopolymer AcrylicPPSAramidP84PTFEFiberglass
Continuous Dry Heat Operation94℃135℃135℃190℃204℃240℃260℃260℃
Continuous Moist Heat Operation94℃94℃125℃190℃177℃195℃260℃260℃
Max Short Term Dry Heat107℃150℃150℃232℃240℃260℃290℃ 4290℃
Specific Density0.91.381.171.381.381.412.32.54
Moisture Regain (20℃ and 65% r.humidity)0.10%0.40%1%0.60%4.50%3%0%0%
Supports Combustionyesyesyesnonononono
ResistanceBiological (mildew, bacteria)excellentnot effectvery goodnot effectnot effectnot effectnot effectnot effect
Alkalisexcellentfairfairexcellentgoodfairexcellentfair
Mineral Acidsexcellentfairvery goodexcellentfairvery good 3excellentvery good
Organic Acidsexcellentfairexcellentexcellentfairvery good 3excellentvery good
Oxidising Agentsgood 1goodgoodfair 2poorvery goodexcellentexcellent
Organic Solventsexcellentgoodvery goodexcellentvery goodexcellentexcellentvery good
  1. Polypropylene is attacked by UV light, and will dimensionally deform under unsupported load over 82℃
  2. PPS is attacked by strong oxidising agents (O2, NOx, Br2) – the presence of which, lower its recommended operating temperature
  3. P84 is attacked by Sox in power station applications
  4. PTFE will elongate under load at elevated temperature

Applications of the Filter Felt

PlantFeltApplication
Aluminium PlantPEelectrolysis fume
PPSaluminum hydroxide calcination
Cement PlantPEcement mill, crushing macine, leather belt etc
PE with antistaticcoal mill
P84kiln back end
Meta aramidkiln head
Power SationPPSboiler tail gas
Steel PlantPEcasting house, ore bunker, sintering machine end, finished product transportation
Acrylicslag differential
Meta aramidrotary furnace
PPS/Acrylicsintering machine head
Chemical PlantPTFE , Meta aramidhigh temperature and corrosive confition
Nonferrous Metal Smelt PlantP84aluminum metlting, copper furnace, gold smelt etc
Carbon Black PlantPE, PE with PTFE laminationgrinder machine
Glass PlantPTFE, PTFE composited P84 bag 

Product facility

We have high - quality professional products, as well as advanced product lines and equipments. All of the products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. Along the increasing market demands, we continuously satisfy customers by updating products to improve prouduction systems, improve quality.


Lab and Quality Control

We have lab and special equipment to control quality stable.


Quality ISO Three Layers Needle Punched Felt Fabric For Dust Filter for sale
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