Ring and Ball Apparatus: For determining the temperature at which a sample of bituminous material loaded by a 9.5 mm dia steel ball, drops a specified distance when heated under specified conditions. The new design of Ring and Ball Apparatus is compact user friendly and has better aesthetics. It has magnetic stirrer with heating facility and digital

Ltekonline are the manufacturers of Ring and Ball Apparatus used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Bitumen Asphalt Testing Lab Equipment for Engineering Teaching Lab in Universities