A global supplier of turbocharging systems has chosen DuPont Vespel to improve the reliability and durability of its pneumatic wastegate actuators used in many turbocharger applications The unnamed manufacturer selected the material because it provides consistent friction and low wear over the entire life of the turbocharger, in a hot, dirty environment - even without lubrication, and assists the precise functioning of the control systems over the entire lifetime of the vehicle.
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