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Pressureless sintered boron carbide bulletproof ceramic and preparation method thereof
The invention relates to the technical field of composite material ceramic preparation, in particular to pressureless sintered boron carbide bulletproof ceramic and a preparation method thereof. The pressureless sintered boron carbide bulletproof ceramic comprises the following components in parts by weight: 95-99 parts of carbide, 1.5-3.5 parts of a sintering aid, 10-20 parts of resin and 0.1-0.5 part of a dispersing agent, By adopting a pressureless sintering process and adopting self-made silicon carbide balls as a grinding medium, pollution-free grinding is realized, and the difficulty of powder purification is reduced; by adopting an atomization granulation formula and an atomization granulation process, the technical indexes of granulated powder meet the technical requirements of imported products of the same kind; a novel forming die is used, so the size of a pressed blank meets the precision requirement of a sintered and shrunk product; and the product quality and yield of the boron carbide ceramic can be improved, and the prepared boron carbide bulletproof ceramic is good in toughness and high in strength.
本发明涉及复合材料陶瓷制备技术领域，具体涉及种无压烧结碳化硼防弹陶瓷及其制备方法；按重量份计，包含以下组分：碳化物95‑99份、烧结助剂1.5‑3.5份、树脂10‑20份、分散剂0.1‑0.5份；采用本发明无压烧结工艺，采用自制碳化硅球作为研磨介质，实现无污染研磨，降低了粉体提纯的难度，采用雾化造粒配方与工艺，使造粒粉的技术指标达到进口同类产品的技术要求；使用新型成形模具，使压坯的尺寸满足产品烧结收缩后的精度要求；可提高碳化硼陶瓷的产品质量和成品率，制备的碳化硼防弹陶瓷韧性好，强度高。
Pressureless sintered boron carbide bulletproof ceramic and preparation method thereof
The invention relates to the technical field of composite material ceramic preparation, in particular to pressureless sintered boron carbide bulletproof ceramic and a preparation method thereof. The pressureless sintered boron carbide bulletproof ceramic comprises the following components in parts by weight: 95-99 parts of carbide, 1.5-3.5 parts of a sintering aid, 10-20 parts of resin and 0.1-0.5 part of a dispersing agent, By adopting a pressureless sintering process and adopting self-made silicon carbide balls as a grinding medium, pollution-free grinding is realized, and the difficulty of powder purification is reduced; by adopting an atomization granulation formula and an atomization granulation process, the technical indexes of granulated powder meet the technical requirements of imported products of the same kind; a novel forming die is used, so the size of a pressed blank meets the precision requirement of a sintered and shrunk product; and the product quality and yield of the boron carbide ceramic can be improved, and the prepared boron carbide bulletproof ceramic is good in toughness and high in strength.
本发明涉及复合材料陶瓷制备技术领域，具体涉及种无压烧结碳化硼防弹陶瓷及其制备方法；按重量份计，包含以下组分：碳化物95‑99份、烧结助剂1.5‑3.5份、树脂10‑20份、分散剂0.1‑0.5份；采用本发明无压烧结工艺，采用自制碳化硅球作为研磨介质，实现无污染研磨，降低了粉体提纯的难度，采用雾化造粒配方与工艺，使造粒粉的技术指标达到进口同类产品的技术要求；使用新型成形模具，使压坯的尺寸满足产品烧结收缩后的精度要求；可提高碳化硼陶瓷的产品质量和成品率，制备的碳化硼防弹陶瓷韧性好，强度高。
Pressureless sintered boron carbide bulletproof ceramic and preparation method thereof
一种无压烧结碳化硼防弹陶瓷及其制备方法
HUANG CHAO (author) / FENG JINHUAN (author) / HUANG YINGFENG (author)
2021-05-11
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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