Desco TFE-Seal 108 is the ultimate sealant for damaged valves. It was developed and tested by a group of valve repair specialists with over 20 years combined experience. This is the ultimate
sealant of internally worn or damaged valves. It contains a 100% synthetic base fluid for excellent resistance to washout from hydrocarbons. If TFE-Seal 108 won’t seal your valve, it will need to be taken offline or rebuilt.
Service Recommendations:
Desco TFE-Seal may be used on worn or pitted valves. It can also be used as a sealant for stuffing boxes or as an injectable packing.
Designed for use by qualified technicians only.
| Appearance | Dark gray, grainy, tacky |
| NLGI | 2-3 |
| Penetration (ASTM D217) | 245-275 |
| Worked Penetration, 60x (ASTM D217) | 245-275 |
| Base Oil | Natural and synthetic ester |
| Base Oil Viscosity | 1,000 cSt at 40°C |
| Base Oil Pour Point | -10°F (-12°C) |
| Thickener | Inorganic |
| Additives | H2S/corrosion inhibitor package |
| Solids Content | PTFE |
| Specific Gravity | 1.1 |
| Density (lb/gal) | 9.5 |
| Dropping Point (ASTM D566) | >500°F (260°C) |
| Flash Point | >500°F (260°C) |
| Temperature Range | -20°F to 350°F (-29°C to 177°C) |
| Resistance to Water (FTM 5415) | Pass |
| Resistance to 50% Ethanol in Water (FTM 5415) | Pass |
| Resistance to Synthetic Condensate (FTM 5415 mod) | Pass |
| Resistance to Mineral Spirits (FTM 5415 mod) | Pass |
| Resistance to 20% Hexane in Mineral Spirits (FTM 5415 mod) | Pass |
| Resistance to Diesel Fuel (FTM 5415 mod) | Pass |
| PART # | UNIT SIZE | CONTAINER |
|---|---|---|
| LL108150 | “J” stick 1 3/8” x 8 1/2” | 16 /box |
| LL108160 | “K” stick 1 1/2” x 10 1/2” | 12 /box |
| LL108010 | 10 lb | Can |
| LL108020 | 20 lb | Can |
| LL108040 | 45 lb | Pail |
| LL108120 | 120 lb | Keg |
