Dover PSG ALL-FLO A200 Instalación Funcionamiento y mantenimiento - Página 18
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SECTION
ELASTOMERS & REPAIR KITS
WETTED ELASTOMERS
BUNA-N (NITRILE)
is a general purpose elastomer used with water and
many oils. Temperature range 10°F to 180°F (-12°C
to 82°C).
EPDM
is a general purpose elastomer with good resistance
to many acids and bases. Temperature range -40°F
to 280°F (-40°C to 138°C).
FKM
is an elastomer with good corrosion resistance to a
wide variety of chemicals. Temperature range -40°F
to 350°F (-40°C to 177°C).
Most of the above elastomers are available in FDA
approved formulations.
Geolast
is a registered trademark of ExxonMobil Chemical Co.
®
Santoprene
is a registered trademark of ExxonMobil Chemical Co.
®
Hytrel
is a registered trademark of DuPont Performance Elastomers L.L.C.
®
Magnalube
is a registered trademark of Carleton-Stuart Corp.
®
II 2 GD c TX
Warning: The TX marking refers to the maximum surface temperature depending not on the equipment itself, but mainly
on operating conditions. In this case, the maximum surface temperature depends upon the temperature of the process
fluids.
ALF-11010-E-01
GEOLAST®
is an injection molded thermoplastic material with
characteristics similar to Nitrile. Has excellent
abrasion resistance. Temperature range 10°F to 180°F
(-12°C to 82°C).
SANTOPRENE®
is an injection molded material with characteristics
similar to EPDM. Has excellent abrasion resistance.
Temperature range -40°F to 225°F (-40°C to 107°C).
PTFE (POLYTETRAFLUOROETHYLENE)
is a thermoplastic polymer that is inert to most
chemicals. Temperature range 40°F to 220°F (4°C to
104°C).
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All-Flo