Elemen penapis
Elemen penapis DH, elemen penapis siri hankson, elemen penapis Dominic, elemen penapis hailos, dsb.
Parameter Teknikal
| Tahap penapis | Ketepatan penapisan | Sisa minyak | Penurunan tekanan awal |
| Gred C | 3μm | 5ppm | ≤0.007MPa |
| Gred T | 1μm | 1ppm | ≤0.01MPa |
| Gred A | 0.01μm | 0.01ppm | ≤0.013MPa |
| Gred H | 0.01μm | 0.003ppm | ≤0.013MPa |
