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    October 22

    市场上的前挡膜汽车防爆膜

    目前市场上的前挡膜分三档

        据介绍,前挡膜分高、中、低三档,目前市场上的顶级膜是用真空磁控溅射技术制造的光谱选择性膜,通俗点解释就是这张膜会“自动选择”让哪些光透进来,其中红外线和紫外线会被拒之窗外,而对清晰视线的可见光则会主动“放行”。光谱选择性膜的价格在3000元/张以上,品牌较少。汽车防爆膜

        中档的前挡膜以镀铝膜和吸热膜为代表。镀铝膜,就是将反射光线能力很强的铝做到膜里,隔热效果不错,但有个缺点——会增强车内反光,仪表盘、方向盘都有可能被映到前挡玻璃上,这给行车安全埋下了隐患。而吸热膜里有吸热剂,可以吸收光线中的热量。不过,当吸热剂达到饱和时,热量会继续进来,这就好比是海绵吸饱了水。据悉,中档膜的价格在1000元左右/张。汽车防爆膜

        低档膜主要是原色膜,这些膜的价格在每张几百元左右,隔热效果相对较差。如果用深颜色膜,隔热效果会有提升,但同时可见度下降。

        选购前提是保证70%以上的透光率汽车防爆膜

        陈辉平认为,选购前挡膜的要求还是很多的,首要就是保证70%以上的透光率。“不能因为贴膜而影响视线,安全是首位”,他补充,侧窗膜的透光率要保证在50%以上。

        其次要考虑前挡膜的隔热效果,一般十万元左右的家轿,前挡膜需要保证30%以上的隔热率,侧窗膜的隔热率可相对提高,在50%以上。再次是90%以上的防紫外线能力,稍微好点的前挡膜都能达到这个效果。至于前挡膜的颜色,基本都是无色的。

        贴膜要找正式授权商

        陈辉平建议,消费者在购买前挡膜时一定不能贪便宜,要找正式授权商。另外,选购了合适的前挡膜之后,还要找一家规范的贴膜店。他说,出现气泡、水波纹等是不规范贴膜的常见后果。如果说气泡还只是影响美观,那么水波纹则会影响视线,造成安全隐患。另外,“以前出现过贴膜时把前挡玻璃烤爆的事件,尤其是307、POLO等前挡玻璃弧度相对较大的车,有些不规范操作者在烤膜定型时拿着烤枪一直对着某处加热,就容易导致前挡玻璃爆裂”。

        我有给前挡玻璃贴膜34.31%(35)

        我没有给前挡玻璃贴膜25.49%(26)

        我认为有必要贴前挡玻璃膜16.67%(17)

        不清楚,大家贴我也贴10.78%(11)

        没有必要贴前挡膜12.75%(13)

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