Electrical Resistivity, Tribological Behaviour of Multiwalled Carbon Nanotubes and Nanoboron Carbide Particles Reinforced Copper Hybrid Composites for Pantograph Application

Table 1

Detail of reinforcements.

Reinforcement	Grain size	Density (g/cm^3)	Morphology
MWCNT (as-received)	5–20 (nm)	2.10	Stiff and straight
B4C (as-received)	44 (m)	2.52	Small flake-like
B4C (after milling)	100–200 (nm)	2.52	Agglomerated sphere