PTFE

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Thermoseal offers a complete line of PTFE sealing materials to meet any applecation need. Each FDA compliant material provides longer gasket life and trouble-free sealing to help cut costs and enhance plant and personnel safety.

KLINGER®top-chem "Top-Four"
KLINGERtop-chem sealing materials offer you a choice of four heavy-duty PTFE materials for severe to more routine chemical  process applications.  These superior performing materials provide outstanding creep resistance to prolong time between service periods, while reducing maintenance and the cost of replacement parts.

KLINGERtop-chem-2000

• Only PTFE gasket with a Fire Test Certificate
(tested according to the criteria of API 6FA to ANSI Class 300 pressure rating)
• Universal application use in the chemical and petrochemical industries
• Excellent chemical resistance to acidic and alkaline attack
• Superior mechanical properties at high temperatures and surface loads
• FDA compliant
Specifications and Technical Data

 

KLINGERtop-chem-2003

• Excellent chemical resistance to acidic and alkaline attack
• Superior mechanical properties at medium and low temperatures and surface loads
• Greater gas containment even at 1000 psi surface loads
• Good flange adaptation
• FDA compliant
Specifications and Technical Data

 

KLINGERtop-chem-2005

• Economical alterative where service conditions are moderate
• Excellent chemical resistance in acidic applications
• Good mechanical properties at medium and low temperatures and surface loads
• FDA compliant
Specifications and Technical Data

 

KLINGERtop-chem-2006

• Known as the “lye-proof gasket”
• Good resistance in strong alkaline applications
• Good choice for a broad range of chemical process applications
• Good mechanical properties at medium and low temperatures and surface loads
• Free of pigments, well suited for food processing and pharmaceutical industries
• FDA compliant
Specifications and Technical Data

 

Thermoseal soft-chem

Thermoseal® soft-chem® expanded PTFE sealing material provides excellent corrosion resistance and impermeability along with superior creep resistance and sealability for use in all types of applications. The material's high compressibility enables it to deform under load and conform to irregularities in flange faces for a tight seal with low, minimum sealing stress. Standardizing with it also helps to reduce maintenance, simplify inventory, and save money.

• Excellent resistance to chemical attack
• Excellent sealing at low stress loads
• Can be used with more fragile piping systems
• Excellent corrosion resistance and impermeability along with superior creep resistance
• Best choice for economical plant-wide use on services to 500°F (260°C) and pressures to 3000 psi (200 bar)
• Ideal for boiler applications because it is largely unaffected by steam or condensate for longer life and trouble free sealing
Specifications and technical data

 

Sealex® Joint Sealant

Sealex® joint sealant, specially processed, 100% pure PTFE on a roll, provides soft, highly compressible gasketing for longer life and trouble-free sealing. Its form-in-place versatility also cuts maintenance and storage costs. The high compressibility of Sealex® enables it to effectively fill flange imperfections for a tight, leak-free seal. Under pressure, it provides a very wide, thin ribbon-like joint sealant. Unlike conventional PTFE which is prone to cold flow, Sealex® has good creep resistance and bolt torque retention properties.

• Reliability and flexibility on a roll; pressure sensitive adhesive strip ensures easy installation
• Expanded PTFE form in place joint sealant; for the greatest flexibility in “in-field” problem solving
• No shelf-life concerns since PTFE is unaffected by normal environmental conditions
• FDA compliant
• Available in spools in a variety of thicknesses and lengths
Specifications and technical data