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PTFE filter bag

PTFE filter bag

PTFE needle felt felt
Finish Treatment:Singed, calendered, heat set, PTFE membrane 
Size: diameter 100mm, 125mm, 130mm, 150mm, 180mm, 250mm ect. 
Any length is available. Special size is customizable.
Process Method: sewing 
a) High temperature resistance
b) Excellent acidity resistance
Excellent alkalinity resistance,
High filtration efficiency
Dust collector filter bag: 
Since every filter has its own characteristics and parameters, 
when we chose filter material for dust collector filter bags, 
we have to know the following parameters: temperature, humid, 
dust diameter, gas chemictal properties, dust abrasive, filter's mechanical parameters. 
Generally, SFF dust collector filter bags are widely used in industrial waste gas filtration, useful dust, high temperature gas filters.
Shanghai filter bag factory provides you good solution according to dust characteristics, help you chose good filter material to achieve best filtering effective.
PTFE needle felt 
Construction Needle felt
material PTFE needle felt 
Srim support Yes
Felt Area Weight 750g/sqm +/-5%
Thickness 1.2-1.4mm
Mean Air Permeability 8-16 m3/m2/min@12.7mmH2O
Breaking Strength-MD   800 (N/200×50mm)
Breaking Strength-CMD   900N / (N/200×50mm)
Breaking Elongation( N/5cm)-MD)  <20%
Breaking Elongation( N/5cm)-CMD) <25%
Dry Shrinkage MD <2.5%
Dry Shrinkage CMD(260℃) <1.5%
Operating Temperatures 220-250 deg C
Recommended Maximum Continuous 250 deg C
Recommended Maximum Surge 270 deg C
Finish  Singed,calendered,heatset,PTFE membrane
Widely used in coal burning boiler,waste incineration,carbon black producing,Tio2 producing for fume treatment or dust collection, as well as some high temperature or some corrosive liquid filtration.

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