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Chemola™ Desco TFE-Seal 110X

For Hard to Seal Valves

Chemola™ Desco TFE-Seal 110X is a premium sealant for worn, damaged and leaking valves. TFE-Seal 110X is formulated with 100% synthetic base fluid for excellent resistance to washout from hydrocarbons. It contains chemically inert PTFE for ultimate sealing capability. Higher PTFE grades are available.

Recommended Uses

Chemola™ Desco TFE-Seal 110X may be used on worn or pitted valves. It can also be used as a sealant for stuffing boxes or as an injectable packing.

Typical Characteristics

AppearanceBlack, grainy, tacky
Penetration (ASTM D217)175-205
Worked Penetration, 60x (ASTM D217)175-205
Base OilNatural and synthetic ester
Base Oil Viscosity1,000 cSt at 40°C
Base Oil Pour Point-10°F (-12°C)
AdditivesH2S/corrosion inhibitor package
Solids ContentPTFE
Specific Gravity1.1
Density (lb/gal)9.3
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

Packaging Information

Item NumberUnit SizeQuantity
083216JBX"J" stick 1-3/8"x 8-1/2"16 per box
083212KBX"K" stick 1-1/2"x 10-1/2" 12 per box
0832010QB10 lb can
0832020BM20 lb pail
0832040BM40 lb pail
0832120KG120 lb keg


  • Designed for use by qualified technicians only.
  • Can cause ball check valve fittings to fail.