折叠板式过滤器 •过滤面积大 •初阻力低 •容尘量高 •经济实用用途：粗尘过滤，空气过滤系统预过滤类型：合成纤维折褶式过滤器框架：铝、镀锌框、纸框滤料：合成纤维保护网：铝网或不锈钢网EN 799 级别：G2、G3、G4、F5平均计重效率：84%-90%EUROVENT4/5级别：EU3、EU4、EU5DIN 53438 阻燃标准：F1终阻力：（建议）200Pa-（最大）250Pa最大风量：额定风量的125%耐温：100℃湿度：100%Foldaway and plank filter •Large filter area •Low initial resistance •large dust holding capacity •Economical and practicalApplication: Filter dust , pre-filter through air filter programType: synthetic fiber foldaway filterFrame: aluminum, paper or galvanizedMedia: synthetic fiberProtect mesh: aluminum net or stainless steel netEN779 class:G2, G3,G4,F5Average arrestance:84%-90%（ASHRAE52.1-1992）EUROVENT4/5 class: EU3,EU4,EU5DIN53438 Non-flammability Standard: F1 Final resistance: (suggest) 200Pa-250PaMax. air flow: 125% of the rated air flowTemp. resistance: 100℃Humidity:100%