Recommended Seal Materials by Process Applications
Compound
Name
Features and Benefits Service Temp Range Wet vs.
Dry
Static vs. 
Dynamic
Primary Choices for Processes (Bold) Applications
Chemraz 513 Good plasma resistance

Good physical properties

Minimal contamination

Excellent performance history as "universal product"

-30 to 210ºC
(-22 to 410ºF)

Dry Static

Metalization (CVD, PVD, sputtering, evaporation)
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing

Ion Implant
Implant Anneal
RTP

Door Seals, Slit Valves, Window Seals, Isolator Valve Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals

Chemraz 520 Excellent plasma resistance

Outstanding physical properties

Low contaminants

Withstands higher sealing loads

Excellent performance history in higher temperature applications

-30 to 240ºC
(-22 to 464ºF)
Dry Static
and
Dynamic

Metalization (CVD, PVD, sputtering, evaporation)
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing

Oxidation (LPCVD)
Diffusion
Ion Implant
Implant Anneal
RTP

Door Seals, Slit Valves, Window Seals, Isolator Valve Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals

Chemraz 550 Good chemical resistance

Good physical properties

Used where contamination requirements are less critical

Excellent performance history

-30 to 210ºC
(-22 to 410ºF)
Wet Static
and
Dynamic
Wet Etch (acid, base)
Wet Stripping (solvents)
Wet Cleaning (UPDI)
Wet Metal Plating
Valve Seals, Fitting and Union Seals, Gaskets, Regulator Seals, Filter Seals
Chemraz 570
Chemraz 571
Very low contaminants

Extended performance and added reliability

Good physical properties

Excellent performance history in wet systems

-30 to 210ºC
(-22 to 410ºF)
Wet Static Wet Etch (acid, base)
Wet Stripping (solvents)
Wet Cleaning (UPDI)

Wet Metal Plating
Chemical Mechanical Planarization (CMP)
Valve Seals, Fitting and Union Seals, Gaskets, Regulator Seals, Filter Seals
Chemraz 592 Excellent physical properties

Inert filler system ensures excellent resistance to plasma attack

-30 to 240ºC
(-22 to 464ºF)
Dry Static
and
Dynamic
Dry Ashing (O2)
Oxidation (LPCVD)
Diffusion
Metalization (CVD, PVD, sputtering, evaporation)
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Ion Implant
Implant Anneal
RTP
Slit Valves, Endpoint Windows, Window Seals, Valve Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals, Isolator Valve Seals, Bell Jar Seals
Chemraz 655 Service temperatures up to 315ºC

Excellent balance of physical properties

Minimal contamination

Withstands a variety of aggressive chemicals

Unlimited design flexibility

-20 to 315ºC
(-4 to 600ºF)
Dry Static
and
Dynamic
Rapid Thermal Processing (RTP)
Diffusion
Oxidation (LPCVD)

Metalization (CVD, PVD, sputtering, evaporation)
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing
Implant Anneal
Door Seals, Slit Valves, Window Seals, Isolator Valve Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals, Chamber Seals, Valve Seals, Endpoint Windows
Chemraz 653

Excellent plasma resistance

Used where contamination requirements are less critical

Suitable for higher temperature applications

Superior compression set

-18 to 324ºC
(0 to 615ºF)
Dry Static
and
Dynamic
Oxidation (LPCVD)
Diffusion
RTP

Metalization (CVD, PVD, sputtering, evaporation)
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing
Implant Anneal
Quartz Rod Seals, Bell Jar Seals, High Temperature Valve Seals, KF Fitting Seals
Chemraz 639 Exceptional plasma resistance in oxygen and fluorine environments

Minimal particulation and surface degradation

High purity, very low metallic ion content

-20 to 260ºC
(-4 to 500ºF)
Dry Static
and
Dynamic
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans

Dry Ashing
Oxidation (LPCVD)
Diffusion
Metalization (CVD, PVD, sputtering, evaporation)
Endpoint Windows, Bell Jar Seals, Valve Seals, KF Fitting Seals, Window Seals, Isolator Valve Seals, Lid Seals, Gas Inlet Seals, Slit Valve Seals, Chamber Seals
Chemraz E38 Minimal contamination

Withstands a variety of aggressive chemicals

Excellent physical properties

Low metal ion content

Unlimited design flexibility

Suitable for higher temperature applications

-20 to 260ºC
(-4 to 500ºF)
Dry Static
and
Dynamic
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Remote Plasma Cleans

Oxidation (LPCVD)
Diffusion
Metalization (CVD, PVD, sputtering, evaporation)
Dry Plasma Etch
Dry Ashing
Ion Implant
Implant Anneal
RTP
Bonded Gate Seals, Chamber Seals
Chemraz 661 Minimal particulation

Maximum plasma resistance

Withstands a variety of aggressive chemicals

Excellent physical properties

Unique filler system

-20 to 260ºC
(-4 to 500ºF)
Dry Static
and
Dynamic
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing

Oxidation (LPCVD)
Diffusion
Metalization (CVD, PVD, sputtering, evaporation)
Ion Implant
Implant Anneal
RTP
Endpoint Windows, Bell Jar Seals, Valve Seals, KF Fitting Seals, Window Seals, Isolator Valve Seals, Lid Seals, Gas Inlet Seals, Slit Valve Seals, Chamber Seals
Fluoro-
elastomer 742
Outstanding physical properties

Conforms well to handware features

Used where contamination requirements are less critical

Good performance history in chemically aggressive systems

-30 to 250ºC
(-22 to 482ºF)
Dry
and
Wet
Static
and
Dynamic
Metalization (CVD, PVD, sputtering, evaporation)
Ion Implant

Oxidation (LPCVD)
Diffusion
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing
Wet Etch (acid, base)
Wet Cleaning (UPDI)
Wet Metal Plating
Implant Anneal
RTP
Door Seals, Slit Valves, Window Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals, Valve Seals, Gaskets, Fitting and Union Seals
Fluoro-
elastomer 931
Outstanding physical properties

Used where contamination requirements are less critical

Superior performance under higher sealing loads

Good performance history in chemically aggressive systems

-30 to 250ºC
(-22 to 482ºF)
Dry
and
Wet
Static
and
Dynamic
Ion Implant
Oxidation (LPCVD)
Diffusion
Metalization (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Dry Plasma Etch
Remote Plasma Cleans
Dry Ashing
Wet Etch (acid, base)
Wet Cleaning (UPDI)
Wet Metal Plating
Implant Anneal
RTP
Door Seals, Slit Valves, Window Seals, Lid Seals, Gas Inlet Seals, KF Fitting Seals, Valve Seals, Gaskets, Fitting and Union Seals
Fluoraz 888 Outstanding physical properties

Good performance history in aggressive chemicals

>Conforms well to hardware features

0 to 230ºC
(-20 to 446ºF)
Dry
and
Wet
Static
and
Dynamic
Metalization (CVD, PVD, sputtering, evaporation)
Dry Plasma Etch
Ion Implant

Oxidation (LPCVD)
Diffusion
Deposition (CVD, PECVD, RPCVD, HDPCVD, APCVD, SACVD, DCVD)
Remote Plasma Cleans
Dry Ashing
Implant Anneal
RTP
Valve Seals, KF Fitting Seals, Window Seals, Lid Seals, Gas Inlet Seals, Chamber Seals, Door Seals, Gaskets, Fitting and Union Seals, Slit Valves

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