New energy battery chassis protective film
Because of the new design of BEVs (battery frame instead a front combustion engine), the entire car body structure has changed to allow crash zone protection: 1. Compact lower structures because of reinforced load-bearing capacity. 2. Presence of more cavities in crash-relevant areas like rocker panels. 3. Reinforced contact. . The corrosion protection of the subframes is a combination of protection of the internal structures and a stonechip protection of the strained external areas. Again the material of. [pdf]
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