Major Attributes
Buna-N (nitrite)	Excl	Poor	Poor	Good	Good	Fair	Poor	225	Fair	Excellent resistant to petroleum and some chemicals
EPDM (ethylene propylene dienemethylene)	Poor	Excl	Poor	Good	Good	Good	Very Good	250	Excl	General purpose rubber with excellent weather resistance.
Gum Rubber	Poor	Excl	Poor	Good	Excl	Good	Poor	150	Fair	Very resilient with high tensile strength, excellent acid & abrasion resistance.
Hypalon	Good	Excl	Good	Fair	Excl	Fair	Excl	250	Excl	Excellent weather & acid resistance.
Latex	Poor	Excl	Poor	Excl	Excl	Excl	Fair	180	Poor	Resistant to abrasion & low temperatures.
Neoprene	Good	Very Good	Good	Good	Excl	Good	Very Good	225	Excl	General Purpose abrasion resistant rubber with good oil resistance.
Polyurethane	Excl	Excl	Fair	Good	Excl	Excl	Good	250	Excl	Resists abrasion, tearing & cold. Good load bearing qualities.
SBR (styrene butadiene rubber)	Poor	Good	Poor	Excl	Very Good	Fair	Fair	200	Fair	Excellent impact & very good abrasion resistance.
Santoprene Thermoplastic Rubber	Good	Excl	Good	Good	Fair	Good	Excl	275	Excl	Good oil, solvent & chemical resistance. Weathers well.
Silicone	Fair	Good	Fair	Fair	Poor	Poor	Excl	450	Excl	Resistant to chemicals & to high & low temps.
Vinyl	Good	Not Rated	Poor	Good	Fair	Fair	Good	160	Good	Good for hot & cold water applications.
Viton	Excl	Good	Good	Very Good	Good	Fair	Very Good	400	Excl	Resists oil & chemicals at low & high temps.

Footnotes

• The above chart gives comparative data on key variables of the more prominent materials, and are not meant to provide a complete description of the materials selected.
• Some materials have generic names. Others are prominent materials with names given by the manufacturer.
• For more information on these and other related materials, please contact us. We can help.

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DiMax Corporation
1107 Industrial Lane, P.O. Box 236, Winsted, MN 55395

Tel: (320) 485-3232 | Fax: (320) 485-3233 | E-mail: info@dimaxcorp.com