Product Specification: Types of Rubber

Type of Rubber Key Attributes Limitations
Natural Rubber Excellent  tensile,  tear, abrasion. Good compression set. Fair weathering resistance Poor oil resistance. Fair to poor chemical resistance.
SBR Good tensile, tear, abrasion. Good compression set. Poor oil resistance. Fair to poor chemical resistance. Poor weathering resistance.
EPDM Excellent weather resistance. Good chemical resistance. Good tensile, tear and abrasion. Poor oil resistance.
CR Good weathering resistance, tensile, tear, abrasion, and oil resistance. Low permeability. Fair  compression set.
NBR Excellent oil resistance. Good tensile, tear, compression set. Fair weather resistance.  Poor electrical strength.
IIR Very low permeability. Good chemical resistance. Fair tensile, tear  abrasion and compression set. Poor oil resistance.