Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Solvay Tecnoflon PL958 Fluoroelastomer

Solvay Tecnoflon PL958 is a high-performance fluoroelastomer from the Tecnoflon® family, offering exceptional heat, chemical and oil resistance. Ideal for demanding automotive and industrial sealing applications, it delivers superior compression set resistance and long-term stability at elevated temperatures up to 230°C.
  • solvay tecnoflon pl958 fluoroelastomer_2bf3169c
  • solvay tecnoflon pl958 fluoroelastomer_2bf3169c

Features Of Solvay Tecnoflon PL958 Fluoroelastomer

  1. Excellent resistance to aggressive automotive fluids including biofuels, synthetic lubricants, and low-SAPS engine oils.

  2. Outstanding high-temperature performance with continuous service capability up to 200 °C.

  3. Superior compression set resistance for long-term sealing reliability in dynamic applications.

  4. Good processability on standard rubber processing equipment, including extrusion and injection molding.

  5. Low gas permeability, enhancing sealing integrity in vacuum and high-pressure environments.

Typical Applications Of Solvay Tecnoflon PL958 Fluoroelastomer

  1. Automotive fuel system seals (e.g., fuel rails, injectors, and pump gaskets).

  2. Under-hood engine management components exposed to hot oil and exhaust gases.

  3. Industrial hydraulic and pneumatic system seals operating in harsh chemical environments.

  4. Aerospace fluid handling seals requiring compliance with stringent flammability and outgassing standards.

  5. Chemical processing equipment O-rings and diaphragms handling aggressive solvents and acids.

Specifications Of Solvay Tecnoflon PL958 Fluoroelastomer

Chemical TypePerfluoroelastomer (FFKM) – TFE/PMVE copolymer
Product FormPellets or crumb (free-flowing, non-dusty)
AppearanceOff-white to light tan solid
Primary ApplicationsStatic and dynamic seals in extreme temperature and chemical exposure conditions
Key FeaturesHigh thermal stability, low compression set, broad chemical resistance
BenefitsExtended service life, reduced maintenance frequency, compatibility with modern low-emission fuel systems
Curing SystemTwo-part peroxide-cured formulation (requires co-agent)
Shelf Life12 months from date of manufacture when stored at ≤25 °C in original sealed packaging


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