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401和502哪个牢固
更新时间: 2020-10-29 00:00:00  

401和502都很牢固,401与502一样,都属于“瞬干胶”,干后都会变硬,瞬干胶的主要成份是α-氰基丙烯酸酯胶,它是一种单组分、低粘度、透明、常温快速固化胶粘剂。又称为瞬干胶。

粘接面广,对绝大多数材料都有良好的粘接能力,是重要的室温固化胶种之一。不足之处是反应速度过快,耐水性较差,脆性大,耐温低(

关键词: 哪个 牢固

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