Chemola™ Desco

Chemola™ Desco is one of the largest and oldest producers of valve lubricants, sealants and packing. The line also offers a variety of greases for a wide range of industrial applications.

Chemola™ Desco TFE-Seal 104

Hydrocarbon Service (Contains PTFE) Sealant


Chemola™ Desco TFE-Seal 104 is a synthetic lubricant/sealant formulated for general hydrocarbon service. It contains fine PTFE flakes suspended in a hydrocarbon resistant base. TFE-Seal 104 is used for sealing valves with moderate seal wear, and is also suitable for use on threads, gaskets, stuffing boxes and valve stems.

Recommended Uses
Chemola™ Desco TFE-Seal 104 can be used to seal valves in the following services: Aliphatic hydrocarbons, crude distillates, crude oil, diesel fuel, hydrocarbon liquids, kerosene, LPG and lubricating oils.

Typical Characteristics

Appearance Blue, grainy, tacky
NLGI 1-2
Penetration (ASTM D217) 280-320
Worked Penetration, 60x (ASTM D217) 280-320
Base Oil Natural and synthetic ester
Base Oil Viscosity 800 cSt at 40°C
Base Oil Pour Point 5°F (-15°C)
Thickener Inorganic
Additives Antioxidant package
Solids Content PTFE
Specific Gravity 1.3
Density (lb/gal) 10.6
Dropping Point (ASTM D566) >500°F (260°C)
Flash Point >500°F (260°C)
Temperature Range 0°F to 450°F (-18°C to 232°C)

Resistance to Water (FTM 5415)

Resistance to Mineral Spirits (FTM 5415 mod) Pass
Resistance to Diesel Fuel (FTM 5415 mod) Pass
Resistance to HCI(aq) Pass



Packaging Information

Item Number Unit Size  Quantity
082872BBX "B" stick 3/8"x 1-1/2" 72 per box
082832CBX "C" stick 7/16"x 2-1/8" 32 per box
082828DBX "D" stick 1/2"x2-1/4" 28 per box
082814GBX "G" stick 5/8"x3-1/2" 14 per box
082816JBX "J" stick 1-3/8"x 8-1/2" 16 per box
082812KBX "K" stick 1-1/2"x 10-1/2" 12 per box
0828010CR 14 oz cartridge 10 per carton
0828010QB 10 lb can  
0828045WMS 45 lb pail  



Do Not Use On Oxygen Services.

Special packaging sizing available upon request.

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