![]() U Na Lamha Lamha Song Mp3 Download on this page. The all new RF900 α-SPEC Hi-COR Driver pursues the ultimate in non conforming Hi-COR distance by focusing on maximizing ball speeds. This page describes the spring effect in drivers or COR (coefficient of restitution) and makes it easy to understand how it is calculated and what it means for golfers. It can be expressed in a number between 0 and 1. COR is actually a measurement of the energy transfer in a collision of two objects. COR made its way into the golf industry’s vernacular back in 1998 when the United States Golf Association got freaked out at the distance the pros were hitting the ball.Īcting before ever doing any testing, the USGA blamed the pros’ distance increase on the use of the relatively new (at that time) titanium drivers and enacted a rule that placed a limit on the COR of all driver faces. Experienced golfers know the COR is a number which represents how “hot” the face of their clubhead(s) is made – or rather how much distance they can get out of the shot for their swing speed. ![]() One that has been a buzz-acronym in the golf equipment industry since 1998 is COR – short for Coefficient of Restitution. Companies, organizations and industries love to use acronyms because these abbreviations of longer terms can so easily roll off the tongue.
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