Thermoseal PTFE Gasketing Materials
Thermoseal’s line of PTFE gasketing materials include the tc, Top Chem, Soft Chem, and SEALX lines. Explore each product below.

Thermoseal PTFE GASKET Material Types and Benefits
Thermoseal Klinger
Material Style
Benefits
Klinger Datasheet Download
Klinger-tc-1003
Klinger-tc-1003 is a high quality, yet cost-effective modified PTFE gasket material made with glass spheres.
Klinger-tc-1005
Klinger-tc-1005 is a high quality, yet cost-effective modified PTFE gasket material with silica.
Klinger-tc-1006
Klinger-tc-1006 is a high quality, yet cost-effective chemically modified PTFE gasket material that is good to 550°F.
Klinger top-chem 2000
Fire Tested – API 6FA
Universal application use in the chemical and petrochemical industries
FDA compatible
Ideal for higher temperatures and pressures
Holds shape for thermal cycles
Klinger top-chem 2003
Ideal for low bolt applications or where flanges are delicate
Excellent chemical resistance to acidic and alkaline attack
Highly compressible
FDA compatible
Ideal for higher temperatures and pressures
Holds shape for thermal cycles
Klinger top-chem 2005
Economical alternative when service conditions are moderate
Suitable for a wide range of applications in the chemical industries
Holds shape for thermal cycles
FDA Compatible
Excellent chemical resistance in strongly acidic applications
Klinger top-chem 2006
FDA Compatible
Good resistance in strong alkaline applications
Good choice for a broad range of chemical process applications
Free of pigments
Sealex
Sealex joint sealant can be used wherever reliable gasketing is required.
Does not support bacterial growth or cause product contamination and is FDA compliant
Excellent resistance properties to chemical attack.
Unlimited shelf-life
soft-chem
Can be used with more fragile piping systems
Ideal for boiler applications because it’s largely unaffected by steam or condensate for longer life and trouble-free sealing
BAM approval for gaseous oxygen
Indefinite self life
FDA compliant