Page 123 - GarlockFluidSealing2010

The Garlock EDGE ®
Benefts
Requires lower seating stress
¦Seals at lower stress than conventional gaskets with-
out an inner ring
¦Eliminates fange damage caused by overtightening
¦Relief ports allow tighter seal at lower loads
Eliminates radial buckling
¦STABL-LOCK™ inner wrap construction prevents
sealing element from fowing into and contaminating
process stream
Tightest seal
¦Modifed guide ring ensures contact centered on
raised face fange surfaces*
Multiple applications
¦Dual fange (DF) design accommodates both 150
and 300 lb fanges—reduces inventory costs
¦Select from a wide variety of metallic and fller
materials with a full range of temperature capabili-
ties**
Compare
Standard spiral wound
gasket shows excessive
inward buckling
The patented Garlock
EDGE® spiral wound
gasket is designed to
reduce inward
buckling
Dual Flange (DF) Design
150 lb. 300 lb.
EDGE® DF
Gasket Style "M" "Y" Gb "a" Gs
and Material (psi) (psi) (psi)
Garlock EDGE®
with 304 stainless and 2.00 5,000 793 0.4 0.31
fexible graphite fller
Flange
D-5
* Contact Garlock Engineering when using the EDGE® gasket on lap
joint fanges with substandard backing rings.
** See chart on page D-19.
WARNING:
Properties/applications shown throughout this bro-
chure are typical. Your specifc application should
not be undertaken without independent study and
evaluation for suitability. For specific application
recommendations consult Garlock. Failure to select
the proper sealing products could result in property
damage and/or serious personal injury.
Performance data published in this brochure has been
developed from feld testing, customer feld reports
and/or in-house testing.
While the utmost care has been used in compiling
this brochure, we assume no responsibility for errors.
Specifcations subject to change without notice. This
edition cancels all previous issues. Subject to change
without notice.