P84

name

NOMEX/Aramid) needled felt

PPS（Polyphenylene sulfide) needle felt

Glass fiber needled felt

P84（Polyimide) needled felt

PTFE（Teflon (needled felt)

FMS(Flumace) compound needled felt

• material

Aramid fiber/aramid base fabric

PPS fiber /PPS base cloth

Fiberglass/glass base cloth

P84 fiber /P84 base cloth

PTFE fiber /PTFE base cloth

Stainless steel fiber, P84, PTFE or PPS fiber, polyester fiber, glass fiber/glass fiber base cloth

gram weightg/m2

• 2.2mm thickness

500, 1.6mm thickness

500，1.8mm thickness

500，2.0mm thickness

500

>850/450-600/700

velocity of filteringm/min

1.0-1.2

1.0-1.2

0.8-1.2

0.8-1.2

0.8-1.2

0.8-1.2

operating temperature ℃

204, instant 240

130, instant 190

240,instant 300

240,instant 280

260,instant 300

220-240,instant  300 /<130,instant  190 /<150,instant  180

post processing mode

Waxing, calender, PTFE impregnation or water and oil repellent treatment

Waxing, shaping or water-repellent and oil-repellent treatment

PTFE impregnation and coating

PTFE impregnation, coating, coating

PTFE impregnation, coating, coating

PTFE impregnated coating, coating/singeing, styling or water and oil repellent treatment/singeing, calender or Teflon coating

• radial pull

800N/5*20cm

800-1000N/5*20cm

>1000N/5*20cm

>1400N/5*20cm

>1800N/5*20cm

>1200N/5*20cm / 800-1200N/5*20cm / 1400N/5*20cm

• Weft Tensile Strength

1200N/5*20cm

1000-1200N/5*20cm

>1000N/5*20cm

>1200N/5*20cm

>1800N/5*20cm

>1200N/5*20cm / 1000-1600N/5*20cm / 1600N/5*20cm

 air permeability
m3/m2/s

80-100

80-100

80-100

80-100

80-100

80-100

Radial/lateral pull up

<20%/<50%

<30%/<30%

<10%/<10%

<30%/<30%

<30%/<30%

<35%/<55%，<25%/<25%

surface treatment

Thermal characterization, surface singeing

Thermal characterization, surface singeing, PTFE treatment

Thermal characterization, surface singeing, PTFE treatment, Teflon treatment, graphite standard treatment

Thermal characterization, surface singeing

• thermal stability 

Thermal characterization, surface singeing, PTFE treatment

character

Good abrasion resistance and alkaline resistance

Acid resistance, alkali resistance, hydrolysis resistance, wear resistance is very good

It's very acid resistant

Acid resistance, oxidation resistance, hydrolysis resistance, wear resistance is very good

Strong acid, strong alkali, strong oxidant and other excellent corrosion resistance, non-flammable, high temperature and low temperature resistance

It's very acid resistant

Applicable industries

Ultrafine dust collection in high temperature flue gas industry, collection of non-fiber dust, metallurgy, electric power, waste incineration, asphalt mixing, steel, medium cement rotary kiln, chemical industry, etc

Coal burning boiler and waste incineration, coke oven, kiln, chemical drying process of flue gas purification; It is also used in carbon black, powder collection, pneumatic conveying and so on

Chemical industry, steel, metallurgy, carbon black, power generation, cement and other industrial kiln high temperature flue gas filtration

Asphalt mixing, cement kiln - drying, burning, smelting and other industrial kiln, coal-fired boiler and waste incineration process of flue gas purification

Waste incineration plants, power plants, chemical plants, etc

Iron and steel, non-ferrous smelting, chemical industry, carbon black, building materials, cement rotary kiln, blast furnace gas purification, ferroalloy smelting furnace, waste incinerator, coal-fired power station boiler, etc