Materials of Manufacture
| Filter media: | Glass fibre |
| Prefiltration layer: | Polypropylene |
| Support layers: | Polypropylene |
| Inner core: | Polypropylene |
| Outer support: | Polypropylene |
| End fittings: | Polypropylene |
| Support ring: | Stainless steel |
Gaskets and O-Rings
| J-style: | Silicone (other materials are available on request). |
| S-style: | Not supplied. |
Clean Water Flow Rates
- Typical clean water flow rate:
A 254mm (10”) Microfil™ GP single cartridge exhibits the flow-ΔP characteristics indicated below, for solutions with a viscosity of 1 centipoise.
Operating Temperature
Maximum continuous: 60°C (140°F)
Integrity Testing
Microfil™ Junior filter cartridges are batch tested for integrity using the Bubble Point Test. Procedural details are available from Porvair.
Effective Filtration Area
| Absolute Removal Rating | Effective Filtration Area (for 5″ cartridge) |
| 0.5, 0.8, 1.0, 2.0 and 5.0μm | 0.15m2 (1.6ft2) |
Maximum Differential Pressure
| Normal flow direction at: | |
| 20°C (68°F): | 6.0 bar (87lb/in2) |
| 100°C (212°F): | 3.0 bar (43lb/in2) |
| 80°C (176°F): | 4.0 bar (58lb/in2) |
| 120°C (248°F): | 2.0 bar (29lb/in2) |

