Tecnoflon PFR95 FFKM O-Ring UK Suppliers

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Reviewed by MLC Editorial Team | 26 July 2026

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Tecnoflon PFR PFR95 is a 90 Shore A perfluoroelastomer (FFKM) manufactured by Solvay Specialty Polymers. It seals continuously to 250°C and is specified for higher-pressure valve seats and similar service. Hard FFKM.

Specifications

Property	Value
Compound	PFR95
Manufacturer	Solvay Specialty Polymers
Maximum continuous temperature	250°C
Minimum temperature	-10°C
Hardness	90 Shore A
Colour	Black
Material family	Hard FFKM

Where Tecnoflon PFR PFR95 is used

Tecnoflon PFR PFR95 is specified for: Higher-pressure valve seats.

Tecnoflon PFR PFR95 equivalents from other FFKM manufacturers

If Tecnoflon PFR PFR95 isn't available, these compounds from competing manufacturers have similar chemistry and operating windows. Always verify against your actual fluid and temperature before substitution.

Equivalent compound	Manufacturer	Max temp	Hardness	Direct match
Kalrez 8475	DuPont (Chemours)	325°C	90 Shore A	approx

Available O-ring sizes

Tecnoflon PFR PFR95 is supplied in:

BS 1806 sizes: BS001 to BS932 (UK / EU standard, imperial-origin metric)
AS568 sizes: -001 to -932 (US standard, dimensionally identical to BS 1806)
ISO 3601 sizes: metric IDs from 2 mm to 670 mm with cross-sections 1.0 mm to 7.0 mm
JIS B 2401: P, G, S series (Japanese OEM equipment)
Custom / non-standard: built-to-print for OEM applications

For a list of sizes commonly stocked in the UK, see the BS 1806 size chart, ISO 3601 metric chart, or contact a UK seal specialist below.

UK availability

Tecnoflon PFR PFR95 is supplied in the UK by FFKM specialists carrying multiple manufacturer lines. Lead time is typically 2-5 working days for stock sizes, 4-8 weeks for custom-moulded sizes. Use the form below to get a quote from a UK FFKM specialist.

Get a quote for Tecnoflon PFR95 FFKM O-Ring UK Suppliers

Acumen Seals & Pumps - UK specialist in mechanical seals, FFKM O-rings, Kalrez compounds, and elastomer parts. 36 years of inventory, UK stock with 24-48 hour despatch, and a price back within 4 working hours.

Send an enquiry via the MLC contact form

References

Solvay Specialty Polymers - Manufacturer
ISO 3601 O-ring sizes
BS 1806

Frequently Asked Questions

What is Tecnoflon PFR PFR95 used for?

Tecnoflon PFR PFR95 is a 90 Shore A FFKM (perfluoroelastomer) compound from Solvay Specialty Polymers. It is used in Higher-pressure valve seats. Continuous service temperature: -10°C to 250°C.

What is the temperature rating of Tecnoflon PFR PFR95?

Tecnoflon PFR PFR95 has a continuous service temperature range of -10°C to 250°C. Short-term excursions above the maximum are possible but degrade service life.

What is the equivalent of Tecnoflon PFR PFR95?

Direct equivalents to Tecnoflon PFR PFR95 include: Kalrez 8475. Always confirm chemical compatibility against your specific fluid before substitution.

How much does Tecnoflon PFR PFR95 cost?

FFKM O-rings such as Tecnoflon PFR PFR95 are typically £30 to £500 per piece depending on size, with custom or large-bore parts at the upper end. Get a current quote via the form on this page.

Where can I buy Tecnoflon PFR PFR95 in the UK?

Tecnoflon PFR PFR95 is supplied in the UK by independent FFKM seal specialists with multi-brand inventory. Lead time is 2-5 working days for stock BS/AS568 sizes, 4-8 weeks for custom-moulded sizes.

Independent UK engineering trade publication. Company profiles cross-referenced with Companies House.

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Get a UK price for Tecnoflon PFR95 FFKM O-Ring UK Suppliers

Andrew Sykes at Acumen Seals & Pumps — 36 years in sealing. UK stock with 24–48 hour despatch, and a price back within 4 working hours. OEM and production-run enquiries welcome, from a single seal to scheduled supply of thousands of parts.

Your enquiry goes straight to Acumen Seals & Pumps in the UK. No obligation, and we never pass your details to anyone else.