Materials
Temp. Approved
Color Material cod. Hardness Main application and notes
(°C) * FDA
U-rings, wiper rings and other seal elements.
PU red P -30 / +125 95 °ShA Mineral oil, compressed air, water.
Resistant against hydrolysis.
U-rings, wiper rings and other seal elements.
PU light green P1 -30 / +115 88 °ShA Mineral oil, compressed air, water.
Application for pneumatic and low pressure
POLYURETHANE *all polyuretane grades resistant to hydrolysis
U-rings, wiper rings and other seal elements.
PU orange P2 -30 / +135 96 °ShA Mineral oil, compressed air, water.
Application at elevated temperature.
U-rings, wiper rings and other seal elements.
Mineral oil, compressed air, water.
PU violet P3 -30 / +115 95 °ShA Improved chemical resistance, suitable for CIP processes.
Applicable for contact with foodstuff.
U-rings, wiper rings and other seal elements.
PU light blue X -50 / +105 95 °ShA Mineral oil, compressed air, water.
Application at low temperature.
U-rings, wiper rings and other seal elements.
Mineral oil, compressed air, water.
PU dark red M -30 / +125 96 °ShA Improved wear and friction properties for water hydraulics,
and heavy duty applications with insufficient lubrication.
U-rings, wiper rings and other seal elements.
PU blue Q -30 / +125 57 °ShD Mineral oil, compressed air, water.
High pressure and extrusion resistance.
U-rings, wiper rings and other seal elements.
Mineral oil, compressed air, water.
PU grey Q2 -30 / +125 57 °ShD High pressure and extrusion resistance.
Improved wear and friction properties.
U-rings, wiper rings and other seal elements.
PU R -20 / +115 95 °ShA Mineral oil, compressed air, water.
High abrasion resistance.
U-rings, wiper rings and other seal elements.
PU R2 -37 / +110 96 °ShA Mineral oil, compressed air, water.
High abrasion resistance.
Materials
Temp. Approved
Color Material cod. Hardness Main application and notes
(°C) * FDA
U-rings, wiper rings and other seal elements.
NBR N -25 / +100 85 °ShA Mineral oil, compressed air, water.
U-rings, wiper rings and other seal elements.
NBR 95 A -25 / +100 95 °ShA Mineral oil, compressed air, water.
High extrusion resistance.
NBR
U-rings, wiper rings and other seal elements.
NBR FDA F -22 / +100 85 °ShA Mineral oil, compressed air, water.
Applicable for contact with foodstuff.
U-rings, wiper rings and other seal elements.
H-NBR H -25 / +150 85 °ShA Mineral oil, compressed air, water.
Application for fluids at high temperature, cold water.
U-rings, wiper rings and other seal elements.
FPM (viton) V -20 / +210 85 °ShA Mineral oil, compressed air, water.
Application for fluids at high temperature and aggressive.
FPM
U-rings, wiper rings and other seal elements.
Mineral oil, compressed air, water.
FPM FDA (viton) V2 -25 / +210 85 °ShA Application for fluids at high temperature and aggressive.
Applicable for contact with foodstuff.
U-rings, wiper rings and other seal elements.
EPDM E -50/+130 85 °ShA Hot water and steam, ozone diluite acids and alkaline solutions.
NOT resistant against mineral oils.
EPDM
U-rings, wiper rings and other seal elements.
Hot water and steam, ozone diluite acids and alkaline solutions.
EPDM FDA Z -50/+100 85 °ShA NOT resistant against mineral oils.
Applicable for contact with foodstuff.
Flanges seals, gasket and other static seals.
Silicone FDA S -55/+210 85 °ShA For dynamic application is NOT recommended.
SILICONE
Applicable for contact with foodstuff.
Flanges seals, gasket and other static seals.
Silicone FDA S2 -55/+210 85 °ShA For dynamic application is NOT recommended.
Applicable for contact with foodstuff.
Materials
Temp. Approved
Color Material cod. Hardness Main application and notes
(°C) * FDA
U-rings, wiper rings and other seal elements.
TFE/P
AFLAS I -15/+210 85 °ShA Hot water and steam, brake fluids, sour oil and gas.
High electrical isulation properties.
Composite seals with elastomer preload elements, spring loaded seal,
PTFE-P FDA T -200/+260 55 °ShD back-up and guide rings, low friction,exellent chemical resistance.
Applicable for contact with foodstuff.
Composite seals with elastomer preload elements, spring loaded seal,
PTFE-40% B -200/+260 64 °ShD back-up and guide rings, low friction,exellent chemical resistance.
Filled with 40% bronze for improved wear, low friction.
Composite seals with elastomer preload elements, spring loaded seal,
PTFE
PTFE-60% B6 -200/+260 67 °ShD back-up and guide rings, low friction,exellent chemical resistance.
Filled with 60% bronze for improved wear, low friction.
Composite seals with elastomer preload elements, spring loaded seal,
PTFE-25% C -200/+260 64 °ShD back-up and guide rings, low friction,exellent chemical resistance.
Filled with 25% carbon for improved wear, low friction.
Composite seals with elastomer preload elements, spring loaded seal,
PTFE-25% G -200/+260 55 °ShD back-up and guide rings, low friction,exellent chemical resistance.
Filled with glass fibre/MoS2 for improved wear, low friction.
Back-up and guide rings, machined parts.
POM FDA D -50/+100 / Very stable in wet and dry environments is also recommended
for precision parts, where close tolerances are required.
PA FDA Y -30/+100 / Back-up and guide rings, machined parts.
PLASTICS
Composite seals with elastomer preload elements, spring loaded seal,
PEEK K -50/+250 90 °ShD back-up and guide rings, low friction, high precion parts.
Composite seals with elastomer preload elements, spring loaded seal,
UHMW-PE U -200/+80 63 °ShD back-up and guide rings, low friction.
