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矽膠首頁 >> 新聞資訊 >>新聞資訊 >>行業新聞 >> 氟矽橡膠制品材料的類型及應用

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氟矽橡膠制品材料的類型及應用

氟矽橡膠制品的材料應滿足密封性能要求。矽膠按鍵具有無毒無味，不溶于水和任何溶劑，是一種高活性的綠色産品.食品級矽膠具有與生俱來的熱穩定性（-40℃-230℃）.適用于不同場合。産品具有良好的柔軟性，滿足不同需求.。東莞矽膠制品擠出矽膠制品通常是通過擠出機器擠壓矽膠成型的，一般擠出矽膠形狀是長條的，管狀的可隨意裁剪，但是擠出矽膠的形狀有局限性，在醫療器械，食品機械中廣泛使用。由于密封介質的不同，以及設備工作條件的不同，對氟橡膠密封材料的要求具有不同的適應性。氟橡膠密封材料的一般要求是:

1）材料致密性好，不易漏介質；

2）有适当的机械设计强度和硬度；

3）壓縮性和回彈性好，永久變形小；

4）不軟化，高溫下不分解，低溫下不硬化，不脆斷;

5）耐腐蝕性好，長期在酸、堿、油等介質中工作，體積和硬度變化小，不粘附金屬表面；

6）摩擦影响系数小，耐磨性好；

7）具有與密封表面結合的柔性；

8）良好的耐老化性和耐久性;

9）加工技术制造企业方便，价格相对便宜，取材容易。橡胶是最常用的氟橡胶密封结构材料。除橡胶外，适合于做氟橡胶密封进行材料的还有就是石墨等，聚四氟乙烯生产以及通过各种密封胶等。

通用的橡胶密封制品材料通用的橡胶密封制品在国防，化工，煤炭，石油，冶金，交通安全运输和机械设计制造企业工业发展等方面的应用研究越来越受到广泛，已成为社会各种不同行业中的基础件和配件

上一篇分析進行矽膠作爲輪胎的制作有多嚴格下一篇高硬度矽膠密封圈進行制作一個難點有哪些

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