The breaks in heating and pre-sintering repeatedly at low temperature are unfavourable to phase transformation.
预烧过程中升温中断或在较低温度下反复预烧不利于正常相变；
2
The post-processing of indirect SLS includes debinding, pre-sintering, high temperature sintering and metal infiltration.
间接法选择性激光烧结技术制备金属件的后处理工艺包括脱脂、预烧结、高温烧结以及渗金属。
3
It is prepared through a powder metallurgy process including the steps of compounding material, mixing, pressing blank, pre-sintering and sintering to form the alloy.