A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Method for connecting ceramic shell and metal core
The invention provides a method for connecting a ceramic shell and a metal core, and belongs to the technical field of material preparation. According to the invention, the ceramic shell and the metal core are molded at one time in a powder metallurgy manner, and then are sintered in an inert atmosphere to obtain a finished product, and the metal core is prepared from metal and an additive with a negative thermal expansion coefficient; the connecting method for the ceramic shell and the metal core has the advantages of being simple in technological process, easy to operate and control and low in cost, the connecting strength of the ceramic shell and the metal core can be effectively improved through the method, and the practical application effect is improved while the production efficiency is improved.
本发明提供了一种陶瓷外壳和金属芯的连接方法，属于材料制备技术领域；本发明中，通过粉末冶金的方式将陶瓷外壳和金属芯一次成型，然后在惰性气氛下烧结得到成品，其中所述金属芯由金属和具有负热膨胀系数的添加剂制备得到；所述陶瓷外壳和金属芯的连接方法具有工艺过程简单、易于操作控制、成本低廉的优点，并且所述方法能够有效提高陶瓷外壳和金属芯的连接强度，在提高生产效率的同时提高了实际应用效果。
Method for connecting ceramic shell and metal core
The invention provides a method for connecting a ceramic shell and a metal core, and belongs to the technical field of material preparation. According to the invention, the ceramic shell and the metal core are molded at one time in a powder metallurgy manner, and then are sintered in an inert atmosphere to obtain a finished product, and the metal core is prepared from metal and an additive with a negative thermal expansion coefficient; the connecting method for the ceramic shell and the metal core has the advantages of being simple in technological process, easy to operate and control and low in cost, the connecting strength of the ceramic shell and the metal core can be effectively improved through the method, and the practical application effect is improved while the production efficiency is improved.
本发明提供了一种陶瓷外壳和金属芯的连接方法，属于材料制备技术领域；本发明中，通过粉末冶金的方式将陶瓷外壳和金属芯一次成型，然后在惰性气氛下烧结得到成品，其中所述金属芯由金属和具有负热膨胀系数的添加剂制备得到；所述陶瓷外壳和金属芯的连接方法具有工艺过程简单、易于操作控制、成本低廉的优点，并且所述方法能够有效提高陶瓷外壳和金属芯的连接强度，在提高生产效率的同时提高了实际应用效果。
Zirconia-based ceramic and metal connecting piece and connecting method thereof
| European Patent Office | 2015
Metal and ceramic connector and connecting method thereof
| European Patent Office | 2021
| European Patent Office | 2020