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皇冠体育在线

低温条件下热熔胶棒失效的特点及原因分析

发布时间:2019-08-28点击量:6

低温条件下热熔胶棒失效的特点及原因分析

请尽量选择低温型胶带完成冬季的粘接应用。这类胶带在较低温度下仍能保持分子运动的能力从而保证了低温使用性能。除此之外,还可以从储存、施工和养护条件等方面进行改进,保证热熔胶棒产品的冬季使用性能。在极寒天气条件下热熔胶棒失效以界面破坏为主。主要原因是热熔胶棒与基材之间的粘接力不足。热熔胶棒具有足够粘接力需要下列条件:

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