Is Kalrez same as Viton?
[email protected] perfluoroelastomer parts combine the elastomeric properties of VITON” fluoroelastomer with the chemical resistance of [email protected] fluorocarbon resins. actual field experience and informed judgments based on experience in similar chemical groups.
Why is Kalrez so expensive?
The name Kalrez® is a trademark of Dupont. The material is actually an improved version of Viton with 20% more fluorine in the chains, making it an extremely expensive per fluorocarbon elastomer.
What color are Kalrez rings?
Kalrez® O-Ring Standard Compounds A carbon black-filled compound for general use in o-rings, seals, diaphragms and other specialty parts specifically for the chemical process industry.
What material is Kalrez?
Kalrez® 1050LF is a carbon black-filled product for O-rings, seals, and other parts used in chemical process industries. It has good hot water/steam, and excellent amine resistance. Designed for low-temperature environments where significant chemical resistance is required.
What is the difference between FKM and FFKM?
FFKM, or perfluoroelastomer, contains higher amounts of fluorine than standard FKM, and features higher temperature ratings, up to approximately 325°C. FFKM also has improved chemical resistance, with nearly universal chemical compatibility. The first commercially available FFKM seal was produced in the late 1960s.
Do O rings have a shelf life?
For example, a Neoprene O-Ring under a proper storage environment has a shelf-life of 15 years, but if these o-rings are subjected to UV radiations or heat when stored in the storage room, their useful life could become much less. The factors that affect the shelf-life includes: Stress & Strain. Humidity.
Is Viton the same as Teflon?
Viton vs Teflon (PTFE) – Viton offers a greater temperature resistance but falls short of Teflons(PTFE) chemical resistance. Also, Teflon is slightly less thermally resistant but offers much more in the way of non-adhesive properties.
What color are Viton O rings?
|O-Ring Color||O-Ring Material|
|Green||Viton® | HSN/HNBR|
|Red (Rust)||Silicone | TES/PFAS|
Is Ffkm a Teflon?
In this respect FFKMs are similar to PTFE. However the major difference is vinyl ether side groups and crosslinking. The vinyl ether side groups protrude from the backbone, preventing the long chain polymers from lining up, which would result in a more crystalline (plastic) material, such as PTFE.
Is FKM Viton material?
Fluoro-Elastomer is usually referred to as FKM FPM or as VITON™ after the popular brand which produces it. You may see this rubber listed in different places with these different names, but they are all one and the same.
Are Viton o rings good?
Viton® and Buna are two of the most commonly used elastomers for rubber seals and sealing devices. These materials are known to be universal o-rings that offer excellent resistant properties and reliability.
What kind of chemical resistance does Kalrez O-ring have?
The Kalrez® O-ring exhibits less volume swell in trisolvent test Kalrez® perfluoroelastomer (FFKM) parts withstand attack from more than 1,800 chemicals, solvents and plasmas. The Kalrez® product line delivers outstanding performance in aggressive process environments.
How does Kalrez O ring work in trisolvent test?
Fluoroelastomer O-ring (left) and Kalrez® O-ring (right). The Kalrez® O-ring exhibits less volume swell in trisolvent test Kalrez® perfluoroelastomer (FFKM) parts withstand attack from more than 1,800 chemicals, solvents and plasmas. The Kalrez® product line delivers outstanding performance in aggressive process environments.
Where can I buy a FFKM O ring?
Allorings.com has the world’s largest inventory network of high performance o-rings, including thousands of non-standard sizes that can be custom-made within a few weeks, typically without tooling fees. For high-performance applications, your FFKM o-rings are available and ready to ship today.
What are the uses of Kalrez perfluoroelastomer parts?
Kalrez® perfluoroelastomer (FFKM) parts resist over 1,800 different chemicals, while offering the high temperature stability. They’re used in highly aggressive chemical processing, semiconductor wafer fabrication, pharmaceutical, oil and gas recovery, and aerospace applications.