supply of bags for vent filter assembly of silo of dry ash handling system and bags for bag filter assembly of buffer hopper of 210 mw, atps, mppgcl chachai. supply of bags for vent filter assembly of silo of dry ash handling system and bags for bag filter assembly of buffer hopper of 210 mw, atps, mppgcl chachai. , bags for vent filter assembly of silo of dryash handling systemtotal length 3050 mm collar dia172.00 mm bag dia152.00 mm fiber 100% polystertypesnap type, made of spring steel continuous operating1400c temperature maximum temperature 1500c weight 550 ( ± 7.5% ) g / m2 thickness 2 ( ± 10% ) mm air permeability 150 ( ± 10% ) lts / dm2 / min at 20 mm w.g. bags should be silicon coated having egg finished fabric should be free from pin holes. , bags for bag filter assemblyof buffer hopper for ash handling system total length2500 mm collar dia172.00 mm bag dia 152.00 mm fibernomextype snap type, made of stainless steel continuous operating temperature 1400c maximum temperature2000c density1.38g / cm3 tenacity 33cn / tex weight550 ( ± 7.5% ) g / m3 thickness 2 ( ± 10% ) mm air permeability150 ( ± 10% ) lts / dm2 / min at 20 mm w.g.