Vamac® Ethylene Acrylic Elastomer (AEM)
Vamac®, developed by DuPont (now Chemours/DuPont Specialty Materials), is an ethylene–acrylic elastomer that includes small amounts of cure-site monomers.
It features outstanding heat, oil, and chemical resistance, making it widely used in automotive and industrial sealing applications.
Heat Resistance: Continuous 150–175 °C; short-term up to 200 °C
Oil & Chemical Resistance: Excellent resistance to gasoline, diesel, ATF, lubricants
Ozone & Weather Resistance: Maintains performance in harsh outdoor conditions
Mechanical Properties: Good elasticity with low compression set
Processability: Suitable for conventional rubber mixing and curing (compression, injection, extrusion)
Electrical Properties: Provides moderate insulation for wire and cable uses