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The invention discloses a preparation method of high-density ceramic, which comprises the following steps: 1) primary material mixing, 2) secondary material mixing, 3) tertiary material mixing, 4) extrusion, drying and sintering, heat preservation and cooling to room temperature to obtain a ceramic sintered body, and grinding and polishing to obtain the high-density ceramic. According to the preparation method, the high-purity silicon carbide material can be provided, the impurity content is extremely low, and the stability and reliability of the material can be improved; the problem of limited reactive sintering density is solved, and the preparation cost is effectively reduced; the product has high bending strength, the service life of the product is prolonged, and waste of resources is effectively reduced.
本发明公开了一种高致密陶瓷的制备方法,包括下列步骤:1)一次混料,2)二次混料,3)三次混料,4)挤出、干燥与烧结,保温冷却到室温得到陶瓷烧结体,打磨抛光后得到高致密陶瓷;本发明的制备方法能够提供高纯度的碳化硅材料,其中杂质含量极低,有助于提高材料的稳定性和可靠性;克服了反应烧结致密度有限的问题,有效降低了制备成本;产品具有高抗弯强度,延长了产品的使用寿命,有效减少了资源的浪费。
The invention discloses a preparation method of high-density ceramic, which comprises the following steps: 1) primary material mixing, 2) secondary material mixing, 3) tertiary material mixing, 4) extrusion, drying and sintering, heat preservation and cooling to room temperature to obtain a ceramic sintered body, and grinding and polishing to obtain the high-density ceramic. According to the preparation method, the high-purity silicon carbide material can be provided, the impurity content is extremely low, and the stability and reliability of the material can be improved; the problem of limited reactive sintering density is solved, and the preparation cost is effectively reduced; the product has high bending strength, the service life of the product is prolonged, and waste of resources is effectively reduced.
本发明公开了一种高致密陶瓷的制备方法,包括下列步骤:1)一次混料,2)二次混料,3)三次混料,4)挤出、干燥与烧结,保温冷却到室温得到陶瓷烧结体,打磨抛光后得到高致密陶瓷;本发明的制备方法能够提供高纯度的碳化硅材料,其中杂质含量极低,有助于提高材料的稳定性和可靠性;克服了反应烧结致密度有限的问题,有效降低了制备成本;产品具有高抗弯强度,延长了产品的使用寿命,有效减少了资源的浪费。
Preparation method of high-density ceramic
一种高致密陶瓷的制备方法
WU YIN (Autor:in)
29.03.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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