先过滤

Washable Primary Filter (coarse filter, intake filter, pre filter, paint spray booth filter) Application: Widely used for air filtering fields and air adjusting system.Introduction: AZpre-filter is a filtering material mainly applicable for absorbing large dust particle in the air to prevent blockage in medium- and high-efficient filter so as to prolong their service life and efficiency. Models: AZ-150G, 200G and 300G; Specification: general stock 1m*20m, 1.25m*20m, 1.6m*20m, 2m*20m. Also make according to customer's order. Model:AZ-150G AZ-200G AZ-300G Weight:150 g/m2 200 g/m2 300 g/m2 Thickness:15 mm 18 mm 20 mm Max. Airflow:2052 m3/hr 1800 m3/hr 1620 m3/hr Initial Resistance:15 Pa 16 Pa 17 Pa Final Resistance:200 Pa 200 Pa 200 Pa Efficiency:75.40 % 82.70 % 88.50 % Airflow Speed:0.57 m/sec. 0.50 m/sec. 0.45 m/sec. Dust Holding Capacity:276 g/m2 327 g/m2 385 g/m2 Max. Working Temp.:110 °C 110 °C 110 °C Filtering Grade:G2/EU-2 DIN24185 G3/EU-3 DIN24185 G3/EU-3 DIN24185 Fireproof Level:F-1 DIN53438 F-1 DIN53438 F-1 DIN53438