Laser-welded actuator housing molded from polyphthalamide


Materials supplier Evonik has scored a success with the application of a Vestamid HTplus polyphthalamide (PPA) grade in the latest waste gate actuator series from Hella KGaA Hueck & Co. These components control the flow of gas inside turbo chargers.

Waste gate actuators are used at a temperature of 160°C and are able to withstand the challenging ambient conditions in the engine compartment. A well-known German automobile manufacturer has been employing the actuators in its production lines since October 2014.
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