BOLLFILTER Duplex Type BFD: Cast filter with ball change over valve
Flange Connection
ASME or DIN 1" - 6" / DN 25- DN 150
Switch-over
ball valve
Filter element
candle or basket element
Grade of filtration
1 µm - 5 mm
Pressure stage
PN 10 - PN 16 (higher pressure stages available on request) PN 16 + PN 40 (material and size dependent)
Filter housing
nodular cast iron (EN-GJS-400-18 / SA395) cast steel (GP-240-GH / SA216 Gr. WCB) cast stainless steel (1.4408 / SA 351 Gr. CF8M) Welded design (seamless weld)
Optional equipment
- differential pressure indicator optical or electrical - heating - cover safety device - oil pan - cover lifting device from DN 125 (from cover weight > 15 kg) (not in the marine industry)
Note
Filter design must comply with national and international standards
Fully API 614 compliant, this filter maintains a proper balance of cost and performance. The compact size and ease of operation make this and ideal choice for most oil applications.