Table 1 Materials, methods, and mix parameters for experimental investigation.
From: Study on Early-Age Elastic Modulus of FRC Using Electrical Resistivity and Resonance Frequency
Testing | Mechanical property evaluated | Modulus of elasticity |
Nondestructive methods | Electrical resistivity and resonance frequency | |
Materials | Portland cement | Cement type I/II |
Maximum coarse aggregate size | 0.1875 inch (4.7625 mm) | |
Fiber types investigated | Polypropylene, nylon, glass, and steel | |
Cylindrical molds | 4-inch × 8-inch (100 × 200 mm) | |
Mixture parameters | Vf (%) | 0.5, 0.75, and 1.0 |
w/c ratio | 0.40, 0.45, and 0.50 | |
Curing (days) | 1,3,7, and 28 |