Vebe test for concrete
Vebe test is not suitable for concrete with maximum size aggregate greater than 63 mm. also if the value of Vebe time is less than 5 seconds and more than 30 seconds.
- Vebe consistometer
- Tamping rod
- Perform the slump test inside the container.
- place the transparent plastic disk above the concrete in the container.
- switch the vibration on and start the stopwatch simultaneously.
- record the time required to change the concrete from a conical shape to cylindrical shape. You need carefully to observe the plastic disk on top of concrete.once the concrete transferred to the cylindrical shape and covered the plastic disk completely record the time from stopwatch.