DETROIT - Amoco Polymers introduced three new grades of polyphthalamide injection molding resin at the SAE show. Amoco said Amodel AS-4133 XHS, is processable in conventional water-heated tools at 150-200§ F and is recommended for powertrains, vehicle-control, suspension and electrical systems. The other grades, Amodel AS-1933/1945 XHS, are being pitched for automotive heating and cooling applications that demand resistance to high temperatures and antifreeze.
AS-1933/1945 XHS are 33 percent and 45 percent glass reinforced, respectively.
