研究了分段烧结制备梯度结构硬质合金技术以及粘结剂含量对梯度硬质合金的力学性能、梯度结构的影响。
The muti-steps sintering processing and cobalt content on the structure and properties of graded cemented carbides are studied.
采用液相烧结法将爆炸压实后的钢结硬质合金粉末复合在碳钢表面，成功获得覆层材料。
Steel-bonded cemented carbide powder processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering.
本文就反应硼化烧结法的理念，新型硬质合金的种类、性能和应用做综述。
The concept of reaction boronizing sintering technique, properties, kinds and applications of new type cemented carbide are reviewed.
反应硼化烧结法制备的三元复合硼化物基新型硬质合金，具有优良的物理、化学、力学性能。
New type cemented carbide of ternary complex boride base prepared by reaction boronizing sintering technique has excellent physical, chemical and mechanical properties.
研究了一种新型晶粒长大抑制剂对纳米硬质合金真空烧结行为的影响，探讨了其影响机理。
Study is made of the effects and effecting mechanisms of a new type of grain growth inhibitor on vacuum sintering behavior of nanometer cemented carbide.
对铁硼合金和钼对钢结硬质合金烧结的影响进行了综述。
The effect of Fe-B alloy and Mo on sintering of steel based carbide is reviewed.
在制备出的纯uc中加入适量添加剂，经过球磨制粉，湿法压制成型及高温除气、烧结等工艺过程制备出硬质合金样品。
Many additives were added into the UC-matrix, and the powder was prepared by the hall mill, wet pressing to form, sintering process and so on.
研究了球磨时间、碳含量、抑制剂以及烧结对超细硬质合金性能的影响。
It is studied that milling time, carbon content, inhibitor and sintering effect on properties of the submicron cemented carbides.
采用液相烧结技术成功地将爆炸压制后的钢结硬质合金混合粉末（对应国家牌号TLMW50）复合在碳素钢的表面。
Steel-bonded cemented carbide powder mixture(TLMW50) processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering.
建立了硬质合金烧结-热等静压炉内传热的三维非稳态数值仿真模型，对炉内的温度场进行仿真与优化。
A three dimensional unsteady numerical model of cemented carbide sinter-HIP furnace was established. The temperature field was simulated and optimized with this model.
然而，纳米硬质合金粉末烧结过程中WC晶粒的快速长大行为使得难于获得真正意义上的纳米晶硬质合金块体材料。
However, the rapid intrinsic growth characteristic of nanometer WC grain during sintering process lead nano-grained cemented carbides with excellent mechanical performances is not acquired.
特别是对于超细低钴硬质合金，WC晶粒将通过烧结颈产生异常长大。
Especially for superfine cemented carbide with low cobalt, crystalline grain unusually grows up through WC neck.
因此，针对超细硬质合金特点制定合适的烧结工艺在生产超细硬质合金中是至关重要的。
It is very important to make out suitable sintering technology for ultra fine cemented carbides.
本文探讨了烧结温度及其他加工工艺对硬质合金喷镀粉物理性能的影响。
The paper describes the study of influence of sintering temperature and other processing technologies on the physical properties of the cemented carbide sprayed powder.
结果表明，烧结-热等静压制作的硬质合金孔洞消除了，并且硬质合金的抗弯强度和弯曲疲劳寿命也大幅度提高。
The results showed that cemented carbide manufactured by sinter-HIP is free of porosity and transverse-rupture strength, bending fatigue life are also greatly increased.
结果表明：低压烧结工艺可以有效提高硬质合金的抗弯强度；
Results showed that sinter-HIP treatment can enhance the transverse rupture strength of WC-Co cemented carbides effectively.
研究了液相烧结钢结硬质合金-铁双层复合材料的生产工艺。
The liquid phase sintering process of steel based carbide - iron bimetal composite was researched.
指出要成功制备纳米硬质合金，关键在于控制烧结过程中WC晶粒的长大，探索新的快速烧结方法。
New fast sintering techniques should be employed because the key to obtaining nano-cemented carbide is to control the WC grain growth during sintering.
采用高温显微镜、同步热分析、热膨胀实验等方法，系统的研究了亚微细硬质合金的烧结特性。
In this thesis, some test methods, such as Heating Microscope, DTA-TG, Thermal Dialation Testing, were used to research the sintering properties of cemented carbide in submicron grain, systematically.
采用液相烧结法将爆炸压实后的WC钢结硬质合金粉末复合在碳钢表面，对不同烧结温度下的界面组织和抗剪强度进行了研究。
WC steel-bonded cemented carbide powders being compacted by explosive compaction were bonded to the surface of carbon steel using liquid phase sintering.
研究了硬质合金烧结麻面的形成机理。
Formation mechanism of sintering cemented carbide pockmarks is studied.
文摘：研究了球磨时间、碳含量、抑制剂以及烧结对超细 硬质合金性能的影响。
Abstract: It is studied that milling time, carbon content, inhibitor and sintering effect on properties of the submicron cemented carbides.
采用液相烧结技术成功地将爆炸压制后的钢结硬质合金粉末复合在碳素钢的表面。
Steel-bonded cemented carbide powders being compacted by explosive compaction were bonded to the surface of carbon steel using liquid phase sintering.
主要用于硬质合金、磁性合金、陶瓷及粉体材料的烧结。
It is mainly used for sintering of hard alloy, magnetic alloy, ceramic and powder materials.
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。
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.
采用热压烧结工艺制备了上层为具有一定厚度的陶瓷、下层为硬质合金的陶瓷硬质合金复合片。
To combine the advantages of ceramics and cemented carbide, a novel ceramics and cemented carbide layered inserts was successfully developed using hot pressing tec...
气压烧结后期有效地控制渗碳气氛能够直接烧结渗碳制备梯度硬质合金；
The valid controlution of carburization atmosphere during the later stage of Sintering-HIP can directly prepare gradient cemented carbides.
采用热压烧结工艺制备了上层为具有一定厚度的陶瓷、下层为硬质合金的陶瓷硬质合金复合片。
To combine the advantages of ceramics and cemented carbide, a novel ceramics and cemented carbide layered inserts was successfully developed using hot pressing technique based on th...
采用热压烧结工艺制备了上层为具有一定厚度的陶瓷、下层为硬质合金的陶瓷硬质合金复合片。
To combine the advantages of ceramics and cemented carbide, a novel ceramics and cemented carbide layered inserts was successfully developed using hot pressing technique based on th...
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