折叠式粗效过滤网
 Foldaway Pre-filter Mesh                   

?  风量与阻力的关系:

产品特性：
 用途：粗尘过滤，空气过滤系统预过滤；
 特性：过滤表面积大、初阻力低、风量大、容尘量高、完全可抛弃型；
 滤料：采用递增结构的阻燃合成纤维滤料，符合欧洲DIN53438-F1 阻燃标准；
 框架：防水硬纸板，废弃的纸框过滤器可焚烧处理，无污染，符合环保要求/也可采用金属板外框，设计独特可重复使用，降低使用成本。
 Speciality :
 Common Applications : dust filtration , pre-filtration in air filter program
 Features : large filtering area , low initial resistance , high air flow , large dust holding capacity , completely disposable .
 Filter Media : Incremental structure of flame-retardant synthetic fiber filter media, conforming to European DIN53438-Fl .
 Frame: Waterproofing chipboard , abandoned chipboard frame filters can be burned , no pollution , conforming to environmental requirements/metal frame also available. With unique design , it can be reused , reducing cost .

技术参数（Specification )

注：可按客户要求订做
 Note : Other specifications are available on request