BOLLFILTER Automatic Backwashing Filter, Self-Cleaning Strainer welded Type 6.18Flange ConnectionDN 500 - DN 1000 / 20" - 40"Filter elementwedge wire, longitudinal wedge wire candle or wire-mesh candle with smooth surfaceGrade of filtration10 µm - 5 mm (depending on the size of the filter)Backflushing mediuminternal mediumPressure stagePN 10 (higher pressure stages available on request)Filter housingcarbon steel
carbon steel rubber lined
stainless steel
special alloysFeaturescylindrical elements open at both ends (bipolar functional principle)
