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