汽车铝合金外壳被广泛应用于汽车上，它究竟有什么好处？

　　铝合金具有轻质、耐腐蚀、导热性好等优点，因此，铝合金外壳被广泛应用于汽车上。铝合金外壳可以有效减轻车身重量，从而降低汽车的油耗；此外，铝合金外壳具有良好的抗震性能和耐冲击性，能够有效保护汽车的内部组件免受损害；铝合金外壳还具有良好的隔热性，能够有效防止汽车内部组件过热。

　　由于铝合金外壳具有上述优点，因此越来越多的汽车厂商开始采用铝合金外壳，铝合金外壳已成为汽车上的一个热门改进项目。然而，铝合金外壳也存在一些缺点。首先，铝合金外壳价格昂贵，是普通汽车外壳的几倍；其次，铝合金外壳对于汽车的美观性有一定的影响，使汽车外观看起来不那么美观。

　　尽管铝合金外壳存在缺点，但由于它具有减轻汽车重量、抗震性能好、耐冲击性能好、隔热性能好等优点，因此仍然被广泛应用于汽车上。

　　Aluminum alloy shell is widely used in cars, what are the advantages of it?

　　Aluminum alloy has the advantages of light weight, corrosion resistance, good thermal conductivity, so aluminum alloy shell is widely used in cars. Aluminum alloy shell can effectively reduce the weight of the car body, so as to reduce the fuel consumption of the car; in addition, the aluminum alloy shell has good shock resistance and impact resistance, can effectively protect the internal components of the car from damage; the aluminum alloy shell also has good heat insulation, can effectively prevent the overheating of the car interior components.

　　Because the aluminum alloy shell has the above advantages, more and more automobile manufacturers begin to use the aluminum alloy shell, the aluminum alloy shell has become a popular improvement project on the car. However, the aluminum alloy shell also has some disadvantages. First, the price of aluminum alloy shell is expensive, several times of the ordinary car shell; secondly, the aluminum alloy shell has a certain impact on the beauty of the car, making the car look less beautiful.

　　Despite the disadvantages of aluminum alloy shell, but because it has the advantages of reducing the weight of the car, good shock resistance, impact resistance, heat insulation, etc., it is still widely used in cars.