For some applications, especially where extremely high-speed cutting is important, other tool materials such as sinteredcarbide products are a more economical alternative to tool steel.
There are some problems in manufacturing of Semi-finished Product of Cemented Carbide Glass Cutter. It is difficult to shaping and there are always carbon elimination and carburize after sintered.
硬质合金玻璃刀毛坯在生产过程中存在成型难， 烧结后易出现脱碳、 渗碳以及粘舟等问题，合格率低。
3
The joints between reaction-sintered silicon carbide and recrystallized silicon carbide materials have been obtained using a reaction bonding approach.