What is a Concrete Vibrator?

A concrete vibrator is a construction tool used on concrete pouring sites. A variety of manufacturers build concrete vibrators and an assortment of attachments designed for multiple applications. A concrete vibrator is used to ensure that a concrete pour is even and free of air bubbles so that the concrete will remain strong and have a smooth finish. While not necessary for small jobs, a concrete vibrator is essential on large load bearing projects. Concrete vibrator designs range in size from small battery-powered wands to much larger plug-in versions that be used on very deep pours. In all cases, a concrete vibrator that can reach the bottom of the pouring forms should be used, ensuring even treatment of the entire concrete pour. Attachments for the concrete vibrator are selected on the basis of the depth of the pour and the type of concrete being used. A concrete vibrator uses an off-centered weight, which is spun as much as 10,000 times a minute, causing large air pockets in the ...  more