Shield Sealing.Co.,Ltd. developed successfully the graphite PTFE yarn reinforced with aramid fiber.It has filled the national blankings.
Time：2015-12-30 Click：2734
宁波欣润密封科技有限公司(原希尔达密封制品有限公司)成功研制芳纶纤维增强含石墨膨胀四氟线,填补了国内空白.
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