Effect of Heating Mode and Copper Content on the Densification of W-Cu Alloys

Table 1

Effect of Cu content and heating mode on the grain size, bulk hardness, and electrical conductivity of sintered W-Cu alloys.

Composition (in wt.%)	Heating mode*	Grain Size (nm)	Electrical Conductivity (% IACS)	Hardness (HV5)
W-10Cu	CON	511 ± 91	16.0 ± 0.5	224 ± 19
	MW	362 ± 104	21.2 ± 0.3	248 ± 12
W-20Cu	CON	496 ± 108	32.6 ± 0.2	280 ± 16
	MW	403 ± 105	35.2 ± 0.5	349 ± 19
W-30Cu	CON	499 ± 75	40.0 ± 0.3	258 ± 8
	MW	302 ± 63	43.1 ± 0.7	322 ± 9

∗CON: conventional; MW: microwave.