PTFE Sheet Gaskets Doniflon 900E
MATERIAL
DONIFLON 900 E products consist of virginal, expanded PTFE. A highly fibrillated structure gives them their special properties.
Product line includes sheets and joint sealants.
GENERAL PROPERTIES
- made of 100% virgin PTFE
- suitable for use with also the most aggressive media
- very soft and extremely compressible, therefore it compensated irregularities or damages
- on the flange face and is suitable for all pressure sensitive connections, like porcelain plastic, glass lined piping there is no ageing
- physiological safe; no contamination of flow products
- joint sealant is available with a self adhesive strip to aid installation.
TECHNICAL DATA
(typical values for sheets in thickness 2 mm)
| temperature range | 240°C to + 260°C | |
| pH range | 0 – 14 | |
| Density | DIN 28090-2 | 0.9 g/cm3 |
| Compressibility | ASTM F36/J | 65 % |
| Recovery | ASTM F36/J | 12 % |
| Stress resistance (16h,30Mpa,150°C) | DIN 52913 | 16 Mpa |
| Permeability to nitrogen | DIN 3535/6 | <0.002 mg/sm |
DIMENSIONS
- Sheet size (mm): 1500 x 1500
- Thickness (mm): 0.5 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0
JOINT SEALANTS
Standard dimensions (width x thickness) (mm)
- 3 x 1.5 | 12 x 4 | 25 x 5 | 5 x 2
- 14 x 5 | 25 x 10 | 7 x 2.5 | 17 x 6
- 30 x 10 | 10 x 3 | 20 x 7 | 40 x 5
