Composition
| Metal strip | on demand |
| Filler | flexible graphite tape equal to 50% of the filler tape length |
| phlogopite mica tape equal to 50% of the filler tape length | |
| Inner ring | on demand |
| Outer ring | on demand |
Characteristics
| SW | Spiral wound gasket without inner and centering ring |
| SWI | Spiral wound gasket with inner ring |
| SWC | Spiral wound gasket with centering ring |
| SWCI | Spiral wound gasket with inner and centering ring |
| LSSW | Spiral wound gasket Low Stress design |
Applications
Semi-metallic gasket for RF, FF, LTG, LMF flanges to be used in oxidizing applications and/or at high temperatures where the exclusive use of graphite as filler tape is not permitted.
