Desco TFE-Seal 108 For Hard to Seal Valves

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.

Formulated principally for:
Sealant for worn or pitted valves. Can also be used as a sealant for stuffing boxes or as injectable packing.

Designed for use by qualified technicians only.

Can cause ball check valve fittings to fail.

Typical Characteristics

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

size		qty per box	part #
Large Stick	J 1 3/8″ x 8 1/2″	16	LL108150
Bulk	10 lb can 45 lb pail		LL108010 LL108040

Desco TFE-Seal 108 For Hard to Seal Valves

Typical Characteristics

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Products in the same category:

Desco 620 Sealant/Lubricant for WKM Type Valves

Desco 660 Hydrocarbon Service for McEvoy Style Valves

Desco TFE-Seal 104 Hydrocarbon Service (Contains PTFE) Sealant

Desco Valve Cut, Frees Corroded and Frozen Valves

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