Comparative Study on Cold Compaction Behavior of TiH₂ Powder and HDH-Ti Powder

Table 1

Dv (50) and Dv (90) sizes of some starting TiH₂ powders and its change after compaction depending on pressure applied.

	Sieved size (μm)	Initial size (μm)	Size (μm) after compaction with pressure (MPa)
			250	300	350	400	450	500	550	600	650
Dv (50) (μm)	38–63	49.6	38.0	37.4	34.0	21.0	13.9	13.1	15.3	12.6	12.2
	63–88	73.6	49.9	38.0	40.5	36.9	28.2	29.1	28.6	26.7	23.0
	88–125	108.0	60.9	53.2	42.1	34.5	36.1	31.8	29.2	28.1	18.1
Dv (90) (μm)	38–63	81.9	72.1	70.3	68.0	52.9	38.9	37.7	39.2	47.6	32.9
	63–88	122	98.8	92.2	91.1	96.9	94.8	95.1	87.4	94.0	92.0
	88–125	188	138.0	128.0	93.9	122.0	112.0	117.0	91.9	116.0	114.0