Content on this page requires a newer version of Adobe Flash Player.

Get Adobe Flash player

 
 
 
 
 RUBBER O-RINGS

Delmon manufactures various types of O-rings from NBR / EPDM / NEOPRENE / SILICON / VITON / HNBR etc. Our O-rings include all AS568 imperial sizes, JIS P/G sizes, standards metric sizes etc. O-ring cords of various diameters are available up on request.

Properties of O-Ring Meterials
Characteristics Nitrile (NBR) Ethylene Propylene (EPDM) Chloroprene (Neoprene) Fluorocarbon (Viton) Silicone Fluorosilicone
GENERAL

Hardness Range 'A'
Continuous High Temp. Limit
Low Temparature Capacity
Abrasion Resistance
Compression set Resistance


40-90
257°F 125°C
-67°F - 55°C
Excellent
Very Good


50-90
302°F 150°C
-67°F - 55°C
Very Good
Very Good


40-80
284°F 140°C
-67°F - 55°C
Very Good
Good

60-90
437°F 225°C
-40°F -40°C
Very Good
Very Good


40-60
482°F 250°C
-103°F -75°C
Poor
Excellent


40-80
347°F 178°C
-85°F -65°C
Poor
Very Good

FLUID COMPATIBILITY

Acid-in-Organic
Acid-Organic
Aging-Oxygen
Aging - Ozone
Aging - Weather
Alcohols
Aldehydes
Alkalis
Amines
Animal Oils
Esters - Alkyl Phosphate
Esters - Silicate
Ethers
Gas Permeability
Hydrocarbon Fuels-Aliphatic
Hydrocarbon Fuels-Aromatic
Hydrocarbons-Halogenated
Ketones
Lubricating oils-High Aniline
Lubricating oils-Low Aniline
Petroleum Oils
Silicone Oils
Vegitable Oils
Water/Steam


Fair
Good
Fair
Fair/Poor
Poor
Very Good
Fair/Poor
Fair/Poor
Poor
Excellent
Poor
Good
Poor
Good
Excellent
Good
Fair/Poor
Poor
Excellent
Very Good
Very Good
Excellent
Excellent
Excellent


Good
Very Good
Excellent
Excellent
Excellent
Excellent
Very Good
Excellent
Very Good
Good
Excellent
Poor
Fair
Good
Poor
Poor
Poor
Excellent
Poor
Poor
Excellent
Excellent
Good
Excellent

 


Fair/Good
Good
Very Good
Very Good
Very Good
Very Good
Fair/Poor
Good
Very Good
Good
Poor
Fair
Poor
Good
Fair
Fair/Poor
Poor
Poor
Good
Fair/Poor
Good
Excellent
Good
Fair


Excellent
Good
Very Good
Very Good
Very Good
Fair
Poor
Good
Poor
Very Good
Poor
Excellent
Poor
Very Good
Excellent
Excellent
Excellent
Poor
Excellent
Excellent
Excellent
Excellent
Excellent
Fair


Good
Excellent
Excellent
Excellent
Excellent
Very Good
Good
Very Good
Good
Good
Good
Poor
Poor
Poor
Fair
Poor
Poor
Poor
Very Good
Fair
Good
Good
Excellent
Fair


Good
Good
Excellent
Excellent
Excellent
Very Good
Poor
Good
Poor
Excellent
Fair/Poor
Very Good
Fair
Poor
Excellent
Very Good
Very Good
Fair/Poor
Very Good
Poor
Fair
Excellent
Excellent
Fair