文档列表
Microstructure and Properties of Ultrafine WC-Co Cermet6p.- WC powders with different particle sizes and ultrafine Co powders were mixed to form the initial powders. Afterwards ultrafine WC-Co cermet bulks were prepared by direct SPS and a new method combining vacuum pretreatment with SPS.
- 000panmeirong 发布于3346天之前
- Diamond Powder Sintered Bar and Cup Wheel4p.
- The experiments and studies on dressing the dish diamond grinding wheel are carried out by using two kind of dressing tool, diamond powder sintered bar and cup wheel and from experiments and the detection of the tooth of the cemented carbide slotting cutter.
- 000panmeirong 发布于3346天之前
- Producing Ultrafine WC-Co Composite Powder3p.
- In this case , some experts have drawn up countermeasures and remedy including the recovery and regeneration of scrap cemented carbide.
- 000panmeirong 发布于3347天之前
- WCp Reinforced Iron-based Alloy by Mechanical Alloying5p.
- The effect of WC powder (WCp) content (mass fraction, %) on the morphology, phase constitution of milled powders and on the microstructure, mechanical properties of sintered alloys were investigated.
- 000panmeirong 发布于3348天之前
- Edge Gate in W-Ni-Fe Alloy Powder Injection Molding5p.
- Using a set of Archmi edes spiral molds with replaceable gate and numerical sinulation soft ware, Mold flow, effect of edge gate depth on flow properties in W-Ni-Fe alloy powder injection molding was studied.
- 100panmeirong 发布于3349天之前
- Solvent Debinding Processing of 93W-Ni-Fe Powder7p.
- ased on the kinetics of solvent debinding, the effects of different solvents, adding method and debinding temperature on the solvent debinding process of 93W-Ni-Fe powder extrusion parts were investigated.
- 000panmeirong 发布于3349天之前
- Y on Preparation of Nanometer W-Ni-Fe Composite Powder4p.
- (W, Ni, Fe) composite oxide powder synthesized by spray drying was used as starting materials and reduced at 700℃ for 90 minutes in H2 atmosphere. The effect of rare earth element Y content on the characteristic of the composite powder was studied.
- 000panmeirong 发布于3350天之前
- Preparation of Superfine ( W, Ni, Fe) Composite Powder5p.
- Effects of reduction temperatur e and rare eart h Y content on t he pr operties of the superfine co mposite pow der were studied.
- 000panmeirong 发布于3350天之前
- Y Contents on Ultra-fine W-Ni-Fe Composite Powders5p.
- Ultra-fine W-Ni-Fe composite powders with the addition of rare earth Y were prepared and scanning electron microscopy(SEM) were used to analyse the influence of rare earth Y contents during preparing the composite powders.
- 000panmeirong 发布于3350天之前
- Sintering Characteristic of Nanocrystal W-Ni-Fe Powder4p.
- The rheologic behavior of the nanocrystal W-Ni-Fe powder feedstock in MIM process was studied.
- 000panmeirong 发布于3350天之前
- Preparation of Nano-sized W-Ni-Fe Composite Powder4p.
- The effect of the rare earth element La contents on the properties of the composite powder was studied
- 000panmeirong 发布于3350天之前
- Characteristics of Milled W-Ni-Fe Powders1p.
- The characteristics of milled W-Ni-Fe powders and the physical and mechanical properties of solid state sintered compact were studied.
- 000panmeirong 发布于3350天之前
- Kinetic and Phase Evolution of W-Ni-Fe Powder4p.
- 91.16W6.56Ni2.28Fe tungsten heavy alloy from the elemental powders of W, Ni and Fe was mechanically alloyed(MA). Phase was defined by XRD.
- 000panmeirong 发布于3350天之前
- Preparation of Ultrafine Grain WC-17% Co Feedstock Powder4p.
- The influences of sintering temperature, organic binde rand carbon on the morphology and phasecom position of theWC/Co powder were studied.
- 000panmeirong 发布于3351天之前
- Ultrafine and Nano-scaled WC-Co Composite Powders5p.
- This paper reviews the development of the preparation techniques of the ultrafine and nano-scale WC-Co powder by introducing the research advances on ultrafine and nano-scale tungsten carbides.
- 000panmeirong 发布于3351天之前
Copyrights ? 2013-2022 i.chinatungsten.com 中钨在线文库网
Email:info@chinatungsten.com 闽ICP备05002525号-1 知识产权声明
Email:info@chinatungsten.com 闽ICP备05002525号-1 知识产权声明