Acrylic filter bags have fair anti- chemical and anti-hydrolysis specialties, is widely used for the detergent, waste incinerators, asphalt, dance spray dryer, coal mill and power plant fume gas collection, and the features bellowed:
1 . continuous working temperature 125 degree C, working temperature instant 140 degree C
2. fairly anti-acid and alkali , PH ranges from 3-11
3. relative humidity less than 30% , beware of the oxidation
|
STANDARD
|
SPECIFICATIN FOR
Acrylic needle felt
|
|
|
Construction
|
needle punch
|
|
|
Fiber composition
|
Acrylic staple fiber
|
|
|
Scrim Composition
|
Acrylic
|
|
|
Area Weight
|
500
|
g/m²
|
|
Thickness
|
1.8
|
mm
|
|
Mean Air Permeability
|
10+/-3
|
m³/m²/min @12.7mmH2O
|
|
Breaking Strength-MD
|
>800
|
N/5x20cm
|
|
Breaking Strength-CMD
|
>1000
|
N/5x20cm
|
|
Breaking Elongation(N/5cm)-MD
|
<35
|
%
|
|
Breaking Elongation(N/5cm)-CMD
|
<50
|
%
|
|
Dry Shrinkage MD(@250 degree C)
|
|
%
|
|
Dry Shrinkage MD (@250 degree C)
|
|
%
|
|
Operating Temperature
|
|
|
|
Recommended Maximum Continuous
|
125
|
Dec C
|
|
Recommended Maximum Surge
|
140
|
Dec c
|
|
Finish
|
heat setting, singeing
|
|