Five classification of dust filter bags for coal-fired boilers
The filter materials special used for coal-fired boilers filter bags mainly include medium temperature/high temperature resistant and high temperature resistant filter material and polytetrafluoroethylene (PTFE) composite fiber filter material series.
A: dust collector filter bags filter materials special for coal-fired boilers A-1.filter materials special for medium temperature boilers
800gsm, scrim is fiberglass, layer felt is fiberglass mix PPS. Temperature resistance:160-190 ℃, PTFE treatment
A-2.filter materials special for high temperature boilers
800gsm, scrim is fiberglass, layer felt is fiberglass, p84 and PPS mixture.
Temperature resistance is 190 ℃
Finish treatment: ptfe treatment
B: coal-fired boilers filter bags filter materials-polytetrafluoroethylene composite fiber series:
B-1. P84+PTFE needle punched filter felt:
P84+PTFE layer felt/PTFE scrim. Gram weight: 650g/m2, thickness: 2.4mm, Finish treatment: PTFE treatment.
B-1.P84+PTFE layer felt/ glass fiber scrim. Gram weight: 800g, thickness: 2.4mm, Finish treatment: PTFE treatment.
C: coal-fired boilers filter bags filter materials-PPS+PTFE needle punched filter felt:
C-1. PPS+PTFE layer felt/PTFE scrim, gram weight: 600g, thickness: 2.4mm, working temperature 190 - 210℃, Finish treatment: PTFE treatment.
C-2. PPS+PTFE layer felt/PPS scrim, gram weight: 600g, thickness: 2.0mm, Finish treatment: PTFE treatment.
D: coal-fired boilers filter bags filter materials-100% polytetrafluoroethylene heat resistant acid and acid resistant needle felt:
D-1. PTFE surface layer felt/PTFE scrim cloth: g weight: 650g, thickness: 2.0mm, working temperature: 240 - 260℃.
D-2. PTFE surface layer felt/ glass fiber scrim cloth: weight: 650g, thickness: 1.1mm, working temperature: 240 - 260℃
E: coal-fired boilers filter bags filter materials-polytetrafluoroethylene short fiber and glass fiber surface composite high temperature resistant needle felt:
E-1.PTFE+ glass fiber layer felt/PTFE scrim, weight: 650g, thickness of 1.2mm
E-2.PTFE+ glass fiber felt layer/glass fiber scrim, weight: 650g, thickness: 1.4mm