Premium FFKM · ECOLAST®
ECOLAST® FFKM O-rings
Available from stock.
ECOLAST® is our proprietary brand of perfluoroelastomers (FFKM), the top-of-the-line material for O-rings.
Nearly universal chemical resistance, temperature range from −40 °C to +340 °C, and approvals for food and pharmaceutical applications. Ten formulations, many of which are in stock, with no minimum order quantities.
What our customers say
★★★★★
Desired supplier found
The kind of business partner you could only hope for. Competent, reliable, and helpful.
Marcel Z.
★★★★★
Advice to the point
Fast and professional service, quotes, and delivery. I highly recommend them.
Martin N.
★★★★★
Lightning-fast processing
From order to delivery in less than five business days—and that's with standard shipping.
Thomas R.
★★★★★
Perfect order processing
Simply perfect service. A very attentive sales team. I’d definitely come back.
Timo C.
★★★★★
Top quality and speed
Quick response times, fast delivery, top quality.
Marcel G.
★★★★★
Simply strong
It couldn't have gone much better. Professional, fast, and hassle-free. Thank you very much.
Alexander F.
★★★★★
Expertise and friendliness
Extremely knowledgeable and very friendly. The advice and collaboration couldn't be better.
Anja K.
★★★★★
Lightning-fast and reliable
Perfect, competent service and advice, reliable delivery at lightning speed.
Ingo W.
★★★★★
Desired supplier found
The kind of business partner you could only hope for. Competent, reliable, and helpful.
Marcel Z.
★★★★★
Advice to the point
Fast and professional service, quotes, and delivery. I highly recommend them.
Martin N.
★★★★★
Lightning-fast processing
From order to delivery in less than five business days—and that's with standard shipping.
Thomas R.
★★★★★
Perfect order processing
Simply perfect service. A very attentive sales team. I’d definitely come back.
Timo C.
★★★★★
Top quality and speed
Quick response times, fast delivery, top quality.
Marcel G.
★★★★★
Simply strong
It couldn't have gone much better. Professional, fast, and hassle-free. Thank you very much.
Alexander F.
★★★★★
Expertise and friendliness
Extremely knowledgeable and very friendly. The advice and collaboration couldn't be better.
Anja K.
★★★★★
Lightning-fast and reliable
Perfect, competent service and advice, reliable delivery at lightning speed.
Ingo W.
FFKM
Perfluoroelastomer, highest material grade
−40/+340 °C
Applicable to all compounds
70–90
Shore A hardness, depending on the type
The ECOLAST® family
ECOLAST® NH4700
Food & Pharmaceuticals, FDA, USP VI, 3-A
−20/+270 °C · 70 Shore A
Data Sheet →
ECOLAST® NH7700
Food & Pharmaceuticals, FDA, USP VI
−20/+270 °C · 70 Shore A
Data Sheet →
ECOLAST® NH5750
Standard +270 °C, FDA
−25/+270 °C · 75 Shore A
Data Sheet →
ECOLAST® NH7750
Standard +270 °C
−25/+270 °C · 75 Shore A
Data Sheet →
ECOLAST® NH5751 HT
High temperature +330 °C
−15/+330 °C · 75 Shore A
Data Sheet →
ECOLAST® NH7751 HT
High temperature +330 °C
−15/+330 °C · 75 Shore A
Data Sheet →
ECOLAST® NH5755 HT
Steam and hot water
−15/+330 °C · 75 Shore A
Data Sheet →
ECOLAST® NH5756 HT
High temperature +340 °C
−15/+340 °C · 75 Shore A
Data Sheet →
ECOLAST® NH5760 LT
Lowest temperature: −40 °C
−40/+270 °C · 75 Shore A
Data Sheet →
ECOLAST® NH5901 HT
Oil and Gas, NORSOK M710
−15/+320 °C · 90 Shore A
Data Sheet →
Approvals and Compliance
FDAUSP Class VI3-A SanitaryEC 1935/2004NORSOK M710
Why ECOLAST®
Virtually universally resistant
Resistant to virtually all chemicals, acids, and alkalis—including concentrated forms—as well as solvents and oxidizing agents. Significantly broader range than FKM.
Extreme temperatures
Depending on the compound, it can be used continuously from −40 °C to +340 °C without losing its sealing properties.
Food, Pharmaceuticals, and More
Certifications for FDA, USP Class VI, 3-A Sanitary, and EC 1935/2004, for safe use in clean media and food applications.
Can be stored for 15 years
Long shelf life in accordance with DIN 7716, ensuring predictable availability and stockpiling of critical seals.
Typical applications
Food and Pharmaceuticals
Direct media contact, CIP and SIP, clean media.
Chemical and Process Engineering
Pumps, valves, and seals in corrosive media.
Oil and Gas
High pressures and temperatures, RGD resistance (NH5901 HT).
Steam and hot water
Superheated steam and CIP processes, model NH5755 HT.
Semiconductors and Pure Media
Highest purity, low outgassing, and low particle load.
Beverages and Bottling
Filling and processing technology involving contact with media.
ECOLAST® FFKM O-rings
Available from stock.
Available from stock.
High-performance FFKM without the usual drawbacks: available from stock instead of weeks-long wait times, with no minimum order quantities and no tooling costs.
Over 30,000 O-ring sizes in stock
Of these, 5,000 FFKM sizes are in stock
No minimum order quantities and no tooling costs
Expert advice and service in 30 minutes
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