Construction
Tealon TF1580 is a structured PTFE Gasket Sheet manufactured by a unique process which provides a high fibrillation level to overcome the creep relaxation and cold flow problem associated with skived PTFE sheets. This style is produced with virgin PTFE resin filled with Barium Sulfate.
Application / Service
Tealon TF1580 it is suitable for services with general service in wide variety of fluids, strong caustics, moderate acids, chlorine, gases, water, steam, hydrocarbons, hydrogen and aluminum fluoride. The gasket material was tested to be In conformance per FDA CFR177.2260
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Service Limits
| Type | Description | Value |
|---|---|---|
| Temperature Limits | ||
| Minimum | -350°F | |
| Maximum | 500°F | |
| Pressure | Maximum | 1200 psi (83 bar) |
| Color | Off-white | |
| pH | 0-14 | |
| Available Sheet Sizes | ||
| Thickness | 1/16" or 1/8" | |
| Sheet Sizes | 59" x 59" | |
| P x T* max | 350,000 (12,000)** 250,000 (8,600)*** |
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| * P x T = psig x °F (bar x °C) ** Based on 1.5mm sheet thickness *** Based on 3.0mm sheet thickness |
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Typical Physical Properties
| ASTM Test Method | Property | Value |
|---|---|---|
| F36 A | Compressability Range @ 5000 psi (%) | 4-10 |
| F36 A | Recovery (%) | 40 |
| 152 | Tensile Stength (MPa) | 14 |
| D792 | Specific Gravity (g/cm³) | 2.90 |
| F38 | Creep Relaxation (%) | 11 |
| F37 A | Sealability (ml/n @ .7 bar) | 0.04 |
| DIN 3535 | Sealability (cm³ / min) | <.015 |