Spark plasma sintering of W-15Cu alloy from ultrafine composite powder prepared by spray drying and calcining-continuous reduction technology

Materials Characterization

Volumn 60, Issue 2, 2009, Pages 133-137

  Shi, XiaoLiang ^a   Yang, Hua ^a   Wang, Sheng ^a  

^a WUHAN UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Continuous reduction; Spark plasma sintering; Spray drying and calcining; Ultrafine composite powder; W 15Cu

Indexed keywords

ALLOYS; CALCINATION; CARBON FIBER REINFORCED PLASTICS; COPPER; COPPER ALLOYS; DEWATERING; DRYING; ELECTRIC SPARKS; MICROSTRUCTURE; NANOCOMPOSITES; PESTICIDES; PLASMAS; POWDERS; SPARK PLASMA SINTERING; SPRAY DRYING; VICKERS HARDNESS;

AVERAGE GRAIN SIZES; COMPOSITE POWDERS; CONTINUOUS REDUCTION; CU ALLOYS; LOWER SINTERING TEMPERATURES; MICROSTRUCTURE AND PROPERTIES; RELATIVE DENSITIES; SINTERED COMPACTS; SINTERING PROCESSES; SINTERING TIMES; TRANSVERSE RUPTURE STRENGTHS; ULTRAFINE; ULTRAFINE COMPOSITE POWDER; W-15CU;

SINTERING;

EID: 58249137639     PISSN: 10445803     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matchar.2008.07.012     Document Type: Article

References (15)

1. Ryu S.S., Kim Y.D., and Moon I.H. Dilatometric analysis on the sintering behavior of nanocrystalline W-Cu prepared by mechanical alloying. J Alloys Compd 335 (2002) 233-240
2. Kim Y.D., Oh N.L., Oh S.T., et al. Thermal conductivity of W-Cu composites at various temperatures. Mater Lett 51 (2001) 420-424
3. Hong S.H., and Kim B.K. Fabrication of W-20 wt % Cu composite nanopowder and sintered alloy with high thermal conductivity. Mater Lett 57 (2003) 2761-2767
4. Kim D.G., Lee K.W., Oh S.T., et al. Preparation of W-Cu nanocomposite powder by hydrogen-reduction of ball-milled W and CuO powder mixture. Mater Lett 58 (2004) 1199-1203
5. Yoon E.S., Lee J.S., Oh S.T., et al. Microstructure and sintering behavior of W-Cu nanocomposite powder produced by thermo-chemical process. Int J Ref Met Hard Mater 4 (2002) 201-206
6. Doré F., Martin C.L., and Allibert C.H. Apparent viscosity of W-Cu powder compacts during sintering. Mater Sci Eng A 383 (2004) 390-398
7. Shi X.L., Yang H., Shao G.Q., et al. Characterization of W-20Cu ultrafine composite powder prepared by spray drying & calcining-continuous reduction technology. Mater Chem Phys 104 (2007) 235-239
8. 3 ceramics densified by spark plasma sintering. J Eur Ceram Soc 20 (2000) 2149-2152
9. 2(3Y) by spark plasma sintering. J Eur Ceram Soc 20 (2000) 2441-2445
10. Cha S.I., Hong S.H., and Kim B.K. Spark plasma sintering behavior of nanocrystalline WC-10Co cemented carbide powders. Mater Sci Eng A 351 (2003) 31-38
11. Nishii K., and Horio M. Granulation of a hardmetal powder for spark plasma sintering. Powder Technol 130 (2003) 199-202
12. Shi X.L., Shao G.Q., Duan X.L., et al. Mechanical properties, phases and microstructure of ultrafine hardmetals prepared by WC-6.29Co nanocrystalline composite powder. Mater Sci Eng A 392 (2005) 335-339
13. Shi X.L., Shao G.Q., Duan X.L., et al. The effect of tungsten buffer layer on the stability of diamond with tungsten carbide-cobalt nanocomposite powder during spark plasma sintering. Diam Relat Mater 15 (2006) 1643-1649
14. German R.M. Enhanced sintering through second phase additions. Powder Metall 28 (1985) 7-11
15. Wang Z.F., Jiang G.S., and Liu Z.C. Effect of Cu purity on thermal conductivity of W-Cu composites. J Cent South Univ Technol 30 (1999) 186-188 (In Chinese)