A3 cordebo filter cotton

　　application

　　A3 / 300s is a star product of high quality medium efficiency filtration, which is applied to the air intake system of ventilation equipment as the pre filtration in multi-stage filtration.

　　Filter material and its main performance

　　1. The filter cotton is made of high-performance non-woven fabric made of polyester fiber by thermal bonding process. The fiber has elasticity and breaking resistance to prevent fiber fragments from entering the clean air. At the same time, the structure of the non-woven fabric can be kept stable during the use of filter cotton.

　　2. The filter cotton adopts progressive structure, and the density of each layer of fiber is increased step by step along the air inlet direction. This structure not only improves the filtering performance, but also increases the dust holding capacity, thus prolonging the service life of filter cotton.

　　Flame retardant performance: villedon ® filter cotton meets the F1 level requirements of fire retardant classification standard din53438 and can completely self extinguish.

　　Quality assurance: the filter grade of A3 / 300s filter cotton shall be tested in strict accordance with en779 standard, and the production of filter cotton shall comply with ISO9001 quality management system. Customers can rest assured to use our high standard and stable quality filter cotton. Our filter cotton is printed with brand, trademark, specification, model and filter grade.

　　Special performance of a 3 / 300s

　　1. The special smooth surface treatment of the air outlet surface improves the stability of the filter cotton structure, makes the filter cotton strong and reliable, and is easy to install.

　　2. Thanks to its good weighing efficiency, A3 / 300s filter cotton can be used in various fields, especially in occasions with high requirements for cleanliness, to effectively protect employees and equipment from pollution.