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Overview . Quiet Steel(TM), a patented multi-layer laminate from Material Sciences Corporation (MSC), replaces the standard steel in vehicle body structures while simultaneously providing a significant reduction in vehicle sound and vibration levels. . An engineered viscoelastic polymer core sandwiched between two cold-rolled layers of steel. The viscoelastic layer is a "tunable" formulation, allowing vehicle designers to attenuate specific frequencies depending on where in the 1139
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