... smoothness, 4.Max:1550x6000MM Aluminum corrugated composite panelThey are more durable, heat resistance, flat than aluminum panel. With competitive price, aluminum corrugated composite panel is widely used inexternal ... of train, vessel and airplane. Features: Durable, Weather Resistance, Light ,Easily Install Core thickness(mm): 4.6, 8.6mm aluminum corrugated composite panel structure