BOLLFILTER Duplex Type BFD

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)