Thermal Analysis of Ni-Cu Alloy Nanocomposites Processed by Sand Mold Casting

Table 10

CTE of the Ni-Cu alloy + 3% TiO₂ composite.

Specimen length (mm)	Specimen temperature	Delta T	Rod elongation (mm)	Delta L (mm)	Coefficient of thermal expansion
50	125	0	0.008	0	0
50	150	20	0.016	0.006	5 × 10^−6
50	175	25	0.025	0.007	9 × 10^−6
50	200	25	0.035	0.008	11 × 10^−6
50	225	25	0.054	0.013	14 × 10^−6
50	250	25	0.056	0.015	15 × 10^−6
50	275	25	0.059	0.017	17 × 10^−6