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Basalt filter bag

Basalt filter bag

Basalt needle punched felt
900gsm, 950gsm, 1000gsm
Finish Treatment:
Singed, calendered, heat set, Teflon treatment 
Size: diameter 100mm, 125mm, 130mm, 150mm, 180mm, 250mm ect. 
Any length is available. Special size is customizable.
Process Method: sewing 
a) stable size, good strength 
b) lower price than other high temperature resistance chemical fiber 
c ) High temperature resistance 
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.
Basalt high temperature resistant filtration material
Construction Needle felt
material Basalt 
Srim support Yes
Felt Area Weight 900g/sqm +/-5%
Thickness 2.6-2.8 mm
Mean Air Permeability 10-15 m3/m2/min@12.7mmH2O
Breaking Strength-MD 1800N/5cm
Breaking Strength-CMD 1800N/5cm
Breaking Elongation(N/5cm)-MD 8%
Breaking Elongation(N/5cm)-CMD <8%
Dry Shrinkage MD(260℃) <1%
Dry Shrinkage CMD(260℃) <1% 
Operating Temperatures ≤300 Degree deg C
Recommended Maximum Continuous 300 Degreedeg C 
Recommended Maximum Surge 350 deg C   
Finish calendaring, Teflon treatment, heat setting
Widely used in the field of steel and iron, on-ferrous melting,chemical, building material, electric power etc.

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