Gaskets
PTFE Envelope Gaskets

Gasket Types:  Ring, Full Face, CLT, CRT
Envelope Types: Slit, Channel, Formed, Double, Elliptical, Special Shapes
Service:  General Purpose, Moderate and Severe Services, Piping Service, Pharmaceutical, Anti-Buildup, Permeant, Anti-Static
Sizes:  1/2" to 96" and Elliptical & Special Sizes
Fillers:  Chicago Gasket's exclusive compressible, non-asbestos, liquid resistant "1300 BLUE", 3/16" or 5/16"; flexible graphite; SS304 Steel, Monel, Nickel, steel with and without tabs.


CRTNS     NORMAL SERVICE
The standard for glass-lined vessels and piping.
Envelope: PTFE slit or butt-welded tape envelope.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 96"
 
CRTCH     CHANNEL GASKET
For general purpose use where product build-up or residue is unacceptable.
Envelope: PTFE channel
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 48"
 
CRTPS     PERMEANT SERVICE
For service where standard envelopes can be permeated by halogens.
Envelope: Extra thick PTFE channel.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 36"
 
CRTRX     PHARMACEUTICAL SERVICE
Used where high purity is desired.
Envelope: Inner and outer PTFE channel.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 36"
 
CRTDE     DOUBLE ENVELOPE
General purpose gasket for pharmaceutical, food and chemical industries when 100% protection of the compressible inserts is desirable or mandatory.
Envelope: Inner and outer PTFE slit or butt-welded tape envelope.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 96"
 
CRTSG     SPACER GASKET
Used to fill small gaps in piping systems.
Envelope: PTFE channel. Variable thicknesses available.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 30"
 
CRTES     EXTREME SERVICE
Used for continuous service above 350°F and where corrosion resistance of the compressible insert is desirable.
Envelope: Extra thick PTFE slit or butt-welded tape envelope.
Inserts: Compressible flexible graphite; corrugated SS304.
Sizes: 1" - 96"
 
CRTCS     CHANNEL SLIT
A general purpose gasket and hybrid of the RX and DE style, PTFE channel inner envelope.
Envelope: PTFE slit or butt-welded outer envelope.
Inserts: Chicago Gasket's exclusive, compressible, non-asbestos, liquid resistant "1300 BLUE"; corrugated SS304.
Sizes: 1" - 36"
 
CRTAS     ANTISTATIC
Used to reduce the build up of static electricity caused by friction between immiscible and free falling products having low electrical conductivity. Envelope: Conductive PTFE channel.
Inserts: Compressible flexible graphite, corrugated SS304 with grounding tab.
Sizes: 1" - 36"

Chicago Gasket Company
1285 W. North Avenue • Chicago, Illinois 60622
(800) 833-5666 • Phone:(773)486-3060 • Fax:(773)486-3784

www.chicagogasket.com
Quality Fluoropolymer Products