High-Flow Filters for Solvent Filtration: Selection & Specification
Process & background
Solvent recovery and handling systems filter organic solvents to remove particulate before reuse, distillation or blending. Solvents attack many polymers, so media and seal selection is critical.
High-flow elements provide large area for high solvent throughput. Verified chemical compatibility of both the media and the seals ensures long, safe service life.
Filtration requirements
- Media and seals verified against the specific solvent
- Absolute rating where product clarity or catalyst protection is needed
- Fluorocarbon (Viton/FKM) seals common for aggressive solvents
- Grounding / safe handling for flammable solvents
Recommended specification
| Parameter | Recommendation |
|---|---|
| Micron rating | 1–10 µm |
| Media | PP or glass fibre (compatibility-dependent) |
| Seals | Viton/FKM typical |
| Length | 40" or 60" |
| Interface | 226 / O-ring (housing-dependent) |
Common selection pitfalls
- Assuming a media compatible with water is compatible with the solvent
- Using a standard elastomer that swells in the solvent
- Ignoring flammability and grounding requirements
Frequently asked questions
Which seals are used for solvents?
Viton/FKM is common for aggressive organic solvents. Confirm the elastomer against the specific solvent, as compatibility varies widely.
Is PP suitable for solvent filtration?
PP is compatible with many solvents but not all. Always verify media compatibility with your specific solvent and temperature before selection.
What rating for solvent recovery?
Typically 1–10 µm; use an absolute rating where the recovered solvent must meet a clarity or downstream-protection spec.
Specify the right element for this duty
Send us your operating conditions and we will recommend a compatible high-flow filter element.