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聚氨酯密封膏与聚氨酯密封胶有什么不同？
发布日期:2025-02-212.聚氨酯密封膏与聚氨酯密封胶都用于土木建筑交通运输（高速公路桥梁飞机跑道管道）嵌缝密封单组份密封胶与双组份密封胶同单组份密封胶用于汽车挡风玻璃安装。
3.外两者着几乎相同产品特性:**耐磨性、低温柔软性性能调节范围较广机械强度粘接性弹性具**复原性适合态接缝变形缝、伸缩缝耐候性耐油性**耐物化且价格低。
4.单组主要相双组言种双组聚氨酯胶运用需要A、B组按份额均匀混合才干起粘接密封效；单组则直接运用便利、简练施工简洁。
5.湿固化指单组聚氨酯胶利用于空气微量水蒸气反响固化与基材外表性基团反响起粘接效。
6.单组份聚氨酯密封胶操作便捷，粘接性质量可靠。
1. Curing type single component polyurethane sealant curing type, mainly relying on moist air curing two-component polyurethane sealant curing type two types of sealants
2. Polyurethane sealant and polyurethane sealant are both used for joint sealing in civil engineering, construction, transportation (highway bridges, airplane runway pipelines), single component sealant and two-component sealant. The same single component sealant is used for car windshield installation.
3. The other two have almost identical product characteristics: * * wear resistance, low softness, wide range of performance adjustment, mechanical strength, adhesive elasticity, * * recoverability, suitable for joint deformation joints, expansion joints, weather resistance, oil resistance, * * physical and chemical resistance, and low price.
4. The application of single group main phase, double group speech, and double group polyurethane adhesive requires the uniform mixing of groups A and B according to their respective proportions in order to achieve adhesive sealing effect; Single group is convenient to use, concise in construction.
5. Wet curing refers to the use of a single set of polyurethane adhesive for air trace water vapor reaction curing and the adhesive effect of the surface functional groups of the substrate.
6. Single component polyurethane sealant is easy to operate and has reliable adhesive quality.
