Chemraz® O-Rings Selection Guide

Order Green Tweed Chemraz ® o-rings from Marco Rubber for excellent resistance to high temperatures, chemicals and solvents. A perfluoroelastomer, Chemraz ® o-rings are known to provide reliable sealing in a wide range of applications.

Chemraz 505, for instance, is the o-ring material of choice for demanding services in basic chemical processing. Chemraz 605 features even wider range of chemical resistance and also medical grade USP Class VI Certified. Chemraz 615 high temperature perflouroelastomer o-ring material can perform up to 620 ºF (325ºC).

Click here for: Semiconductor Grade Chemraz ® Compound Material Properties.

Chemraz ® o-rings from Marco Rubber are available in Greene Tweed perfluoroelastomer compounds as high temperature o-rings and chemically resistant o-rings to meet extreme application conditions. Contact a perfluoroelastomer oring sealing expert today for help selecting the best Chemraz ® o-ring compound for your application.

Choose Marco Rubber & Plastics for your Chemraz O-Rings

For more than 40 years, Marco Rubber & Plastics has been offering custom and standard o-rings and other sealing solutions for multiple industries. With millions of products produced and shipped annually, we are the experts your organization needs to seal the success of your application. Explore standard size o-ring sizes below.

Chemraz® Compatibility and Order Orings Online from a FFKM O-Ring Expert

Compound # Datasheet Hardness
(Shore A)
Color Temperature
Range (ºF)
Tensile
Strength
(PSI)
Modulus
@ 50%
(PSI)
Modulus @ 100%
(PSI)
Elongation % Compression Set
(70 hours at 400ºF)
Description
C505 75 Black -20 to 425 1750 450 1150 140 25 A field proven universal compound having a broader range of chemical resistance than any other single compound on the market. Chemraz 505 is the elastomer of choice used to seal better than 90% of the most demanding services found in the chemical process and refining industries. Get QuoteBuy Online
C615 80 Black 0 to 615 1830 360 1090 135 16 The highest temperature perfluoroelastomer on the market. Chemraz 615 can handle continuous operating temperatures up to 615ºF with outstanding resistance to fatal thermal related compression set. Get QuoteBuy Online
C605 80 Black 0 to 500 2150 420 1310 130 20 A high temperature compound with superior physical properties and chemical resistance comparable to Chemraz 505. This compound excels in demanding dynamic applications and exhibits unparalleled performance in high temperature steam and water.  Chemraz 605: Recently received USP Class VI Certification Get QuoteBuy Online
C526 95 Black 0 to 500 2580 100 30 This specialty black compound was formulated for incredible resistance to explosive decompression damage common in high pressure gas services. Chemraz 526 is also used in monomer services where polymerization attacks and ruptures common elastomeric seals. Get QuoteBuy Online
C584 70 Cream -22 to 428 1300 350 780 145 35 This specialty cream Chermaz compounds are formulated to withstand the most demanding chemical process applications. Chemraz 584 and 585 are the elastomers of choice for strong oxidation fluids and hot aqueous solutions. Get QuoteBuy Online
C585 80 Cream -22 to 428 1550 625 1240 130 35 This specialty cream Chermaz compounds are formulated to withstand the most demanding chemical process applications. Chemraz 584 and 585 are the elastomers of choice for strong oxidatio and hot aqueous fluids. Get QuoteBuy Online
C514 70 White -20 to 425 1460 300 680 190 25 The white industrial compounds are for applications where contamination from carbon black must be prevented.
Not for use in acids, aldehides, ethylene oxide, or propylene oxide.
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C517 80 White -20 to 425 1600 540 1050 165 25 The white industrial compounds are for applications where contamination from carbon black must be prevented.
Not for use in acids, aldehides, ethylene oxide, or propylene oxide.
Get QuoteBuy Online

Semiconductor Grade Chemraz ® Compounds


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