标准解读
《GB/T 47407-2026 复合材料液体成型用纤维增强材料面内渗透特性的试验表征方法》是一项国家标准,旨在为复合材料领域提供一种科学、准确的方法来测定纤维增强材料在液体成型过程中的面内渗透特性。该标准适用于多种类型的纤维增强材料,包括但不限于碳纤维、玻璃纤维等,在树脂传递模塑(RTM)、真空辅助树脂转移模塑(VARTM)等工艺中使用时的性能评估。
根据此标准,测试前需准备特定尺寸和形状的试样,并确保其表面清洁无污染。试验装置应能精确控制温度与压力条件,以模拟实际生产环境。通过将树脂注入到预设好的试样模具中,利用精密仪器记录下树脂填充整个试样的时间和流动路径,从而获得关键参数如渗透率、填充时间等数据。这些信息对于优化生产工艺、提高产品质量具有重要意义。
此外,标准还规定了详细的实验步骤、所需设备及其规格要求,以及结果分析方法等内容,保证了不同实验室间测试结果的一致性和可比性。同时,它也为研究人员提供了研究纤维结构对渗透行为影响的基础,有助于开发新型高效复合材料。
如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。
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- 2026-03-31 颁布
- 2026-10-01 实施
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