Message: | Material: polyester filter bag are made of 100% filament polyester fiber,after needle punched, singed heat set calender for the raw polyester filter felt material, then polyester filter felt can be sewn into polyester filter bags. Feature: 1.Operation temperature 150 Deg c, 2.the max surge is 150 deg c. 3.good anti-acid, good anti-alkali ,good hydrolysis stability4.Mean Air Permeability: 10-15 m3/m2/min@12.7mmH2O5.It is the cheapest filter media in the bag filter filtration field. Polyester bag filter is the most popular items in the bag house system.Available Finish: singed,calendar,heat set PTFE membrane,W/O,anti-static treatment.Advantage:Polyester bag filters Breaking Elongation is less than 20% for MD and 40% for CMD,low dry shrinkage, can work well in the 130 deg C. the material is cheaper than other material, so widely used in a lot of bag house system.Techinical data Shanghai Filterbag Factory Co., Ltd www.sffiltech.com500gsm polyester needle punched felt+water&oil repellent ConstructionNeedle feltFibre CompositionPolyesterScrim CompositionPolyesterFelt Area Weight500g/m2(±5%)Thickness1.8-1.9mmMean Air Permeability10-15 m3/m2/min@12.7mmH2OBreaking Strength-MD(warp)900 N / 125pxBreaking Strength-CMD(weft)1300 N / 125px Breaking Elongation( N/125px)-MD(warp)20%Breaking Elongation( N/125px)-CMD(weft)40%Dry Shrinkage MD(130℃warp)<1.5 % Dry Shrinkage CMD(130℃weft)<1.5 % Operating Temperatures |