预氧纤维毡是将聚丙烯腈基纤维进行预氧,卷曲,截断,针刺所得,碳化后为预氧纤维碳毡,石墨化后为预氧纤维石墨毡。相比PAN基石墨毡具有密度低,柔软度好,对皮肤的刺激性低等优点、img src="//www.znpla.com/img1/img/daily/2025/03/06/154813_747913_procont.png" title="154813_747913_procont.png" alt="image.png" width="668" height="348" style="width: 668px; height: 348px;"/>