Plastic oil sumps offer further lightweighting options

Engineering plastics suppliers have uncovered another application where their offerings can substitute heavier incumbent metal technology as evidenced by two recent developments that assist auto and truck makers in improving fuel economy and reducing emissions.

Polyamide (PA) resin has been employed in the oil sump of a commercially-available passenger vehicle that is 60% lighter than the metal version it replaces. The Peugeot 508 employs a PA 6 grade from DSM Engineering Plastics (Singapore) that is part of the resin supplier's Akulon Ultraflow range....

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