Acta Metallurgica Sinica (English Letters) ›› 2019, Vol. 32 ›› Issue (7): 876-886.DOI: 10.1007/s40195-018-0844-z
Special Issue: 2019年复合材料专辑
• Orginal Article • Previous Articles Next Articles
Jiao Xu 1,2, Dan-Qing Yi 1,2, Qiang Cui1,2, Bin Wang1,2()
Received:
2018-08-03
Revised:
2018-09-18
Accepted:
2018-11-13
Online:
2018-11-13
Published:
2019-06-20
Jiao Xu, Dan-Qing Yi, Qiang Cui, Bin Wang. Enhanced Wear Resistance of Ni/h-BN Composites with Graphene Addition Produced by Spark Plasma Sintering[J]. Acta Metallurgica Sinica (English Letters), 2019, 32(7): 876-886.
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Fig. 1 Characterization of graphene, Ni, h-BN, and as-milled 0.5Gr powders. a graphene; b XRD pattern of graphene; SEM images of c Ni powders, d h-BN powders, e as-milled 0.5Gr powders; f Raman spectra of graphene and as-milled 0.5Gr powders
Samples | Geometric density (g/cm3) | Relative density (%) | Hardness (HV) | Bending strength (MPa) |
---|---|---|---|---|
0Gr | 7.372 | 94.0 | 110?±?2.0 | 281?±?0.7 |
0.5Gr | 7.330 | 95.4 | 112?±?2.3 | 283?±?1.2 |
1.0Gr | 7.202 | 96.5 | 118?±?3.6 | 298?±?1.6 |
1.5Gr | 7.198 | 95.1 | 105?±?3.3 | 297?±?2.1 |
Table 1 Physical and mechanical properties of the composites
Samples | Geometric density (g/cm3) | Relative density (%) | Hardness (HV) | Bending strength (MPa) |
---|---|---|---|---|
0Gr | 7.372 | 94.0 | 110?±?2.0 | 281?±?0.7 |
0.5Gr | 7.330 | 95.4 | 112?±?2.3 | 283?±?1.2 |
1.0Gr | 7.202 | 96.5 | 118?±?3.6 | 298?±?1.6 |
1.5Gr | 7.198 | 95.1 | 105?±?3.3 | 297?±?2.1 |
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