Innovation that pays off – Herding PHI
With the new Herding® PHI filter element, Herding sets new benchmarks in filtration technology, offering a replacement solution for conventional bag filter systems that is superior, both economically and technologically. As the ideal alternative, Herding® PHI combines all proven advantages of the Herding® Sinter-Plate Filters with exceptionally short amortization times and maximum operational reliability. The significant reduction in waste, thanks to remarkably long service life, substantially lowers disposal costs.
Herding® PHI covers a wide range of applications at temperatures up to 100 °C and ensures reliable separation of even the finest particles, achieving clean gas values of < 0.5 mg/Bm³. Its compact design provides four times the filter area compared to bag filters of the same size.
Durable
Long Service Life
Constant operating conditions
Energy efficiency due to
low cleaning pressure
Pure air and clean gas
due to lowest clean gas values
Fast amortization
Significant waste reduction
for measurable cost savings
Compact design
Four times the filter area
Design
Herding Filter technology with pure Surface Filtration
Installation
Push-In-Installation
Put it in. Push it in. Done
The Herding® PHI enables the straightforward replacement of existing bag filters — without any modifications to the system. The filter element can be integrated quickly and safely into existing installations. The existing tube sheet as well as the cleaning unit remain unchanged, minimizing downtime and avoiding additional investment costs.
- Glue in conventional welded end
- Insert and press in the Herding® PHI
- Welded end functions as counterpart to the filter head seal
- No additional fixation and no adjustments to the tube sheet, cleaning system, or any other system components are required
Facts
More performance – Lower costs
The Herding® PHI has been developed as a high‑performance replacement solution for bag filters, combining proven filtration technology with clear economic advantages. Thanks to exceptionally long service life, low maintenance and operating costs, and significant savings in waste disposal, the Herding® PHI achieves a fast return on investment. Its technical dimensions allow for straightforward integration into existing systems — without modifications and with long‑lasting benefits throughout the entire service life.
Technical Data
| Filter area [m²] | 0.31 – 4.70 |
| Diameter [mm] | 125 – 180 |
| Filter length [mm] | 375 – 2 400 |
| Operating temperature [°C] | 70 bzw. 100 |
| B-Value [m³/m² min] | 0.8 – 1.6 |
