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3D打印氧化硅陶瓷的制备及性能研究

Chun LU,Yan-rong XU,Ding-wen QI,Wen QI,Shou-zheng JIAO,Song XIANG

Bulletin of the Chinese Ceramic Society（2018）

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Abstract
随着陶瓷3D打印技术的发展,3D打印高性能陶瓷越来越受关注,在航空航天领域得到快速应用.通过研究分散剂、浆料pH、氧化硅粉体粒径和固相含量对浆料粘度和流动性的影响,可制备出粘度低、固相含量高、流动性好的陶瓷浆料.测试了不同固相含量对SiO2陶瓷的弯曲强度、烧成收缩率、气孔率和致密度的影响.结果表明:在68vol%的固相含量条件下,烧结后SiO2陶瓷的致密度达到74.32%,烧成收缩率为0.95%.
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Key words
3D printing,silica,ceramic slurry,viscosity,dispersant
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