Vibratory Compactor Vibratory compactors are frequently used machines to compact materials such as soil in order to increase its density for construction and are utilised for in landfill tasks. Some common varieties are plate tamper which is also known as rammers, compactors, vibratory plate compactors, etc. Vibratory plate compactors are engine-powered or motor powered walk-behind machines that impart powerful vibratory compaction on Soil