Parameters Controlling the Oxide Reduction during Sintering of Chromium Prealloyed Steel

Table 10

Mass change and oxygen and carbon contents in AstCrM + C material with density of 6.8 g/cm³ sintered at 1200°C in relation to graphite addition.

Graphite addition (wt.%)	Temperature (°C)	Sintered density (g/cm^3)	Mass change (%)	O2 (%)	C (%)	𝑅FR (MPa)
0.0	1200	6.78	−0.05	0.161	—	128
0.5	1120	6.80	−0.20	0.097	0.42	754
	1200	6.89	−0.32	0.039	0.34	945
0.6	1120	6.78	−0.24	0.110	0.51	690
	1200	6.80	−0.35	0.027	0.42	847
0.8	1120	6.76	−0.29	0.110	0.68	249
	1200	6.79	−0.36	0.023	0.56	405