> For the complete documentation index, see [llms.txt](https://wiki.polymaker.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.polymaker.com/polymaker-wiki/polymaker-wiki-zh/ji-chu-zhi-shi/fun-3d-printing-facts/pla-can-be-weather-resistant.md).

# PLA 可以耐候

许多人通常不会认为 PLA 具有耐候性，因为与其他工程塑料相比，它以耐热性相对较低而闻名。然而，只要配方和加工得当，PLA 实际上对紫外线照射和各种天气条件的抵抗力可以出人意料地好。虽然传统 PLA 在持续阳光照射或户外环境下可能更快降解，但经过专门设计的 PLA 变体在这些环境中的表现往往比普遍认为的要好得多。

例如，Polymaker 的用于生产的哑光 PLA 已经经过了严格的耐候性测试，结果表明它的表现可与 ASA 相媲美，而 ASA 因出色的抗紫外线和耐候性能而被广泛认可。这意味着，尽管 PLA 通常被认为更适合室内或低应力应用，但像 Polymaker 的哑光 PLA 这样的某些先进 PLA 配方，完全可以自信地用于户外项目或暴露在阳光下的部件，而不会迅速降解。这为在既重视外观效果又重视环境耐受性的功能性应用中使用 PLA 开辟了新的可能性。

<figure><img src="/files/6f4c1b5f471f4e84cd77163646454965bea96b83" alt=""><figcaption></figcaption></figure>

{% embed url="<https://www.youtube.com/shorts/1KopFE0kUG0>" %}


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