This superior quality rubber has an outstanding resistance to higher octane and specialty unleaded fuels. It also resists very well to alkaline, acids and many other strong chemical products.
The 3R 856 is an ideal choice for sealing petroleum derivatives in high temperature applications.
|Polymer Type||Fluorelastomer (FKM)|
|Hardness (Shore A) ± 5||75|
|Temperature||-18°C à 200°C (0°F à 390°F)|
|Tensile Strength, lbs/in²||1650|
|Elongation minimum, %||165|
|Compression Set||Very Good|
|Tear Resistance||Fair to Good|
|Impermeability to Gases||Excellent|
|Resistance to Dilute Acid||Good to Excellent|
|Resistance to aromatic hydro-carbons||Excellent|