James Cox and Sons

Three key highlights gracing the new materials testing machines on display at Conexpo 2014 from Gilson Company are: its Hamburg Immersion Wheel Tracker, a Superpave Gyratory Compactor and a new version of the company’s Rotary Sifters. The Hamburg Wheel Tracker comes with stainless steel wheels (although rubber wheels are available as an option) and the machine has been put together to allow two specimens to be tested independently in a recirculating water bath. Control testing temperatures range between 20

Three key highlights gracing the new materials testing machines on display at Conexpo 2014 from Gilson Company are: its Hamburg Immersion Wheel Tracker, a Superpave Gyratory Compactor and a new version of the company’s Rotary Sifters. The Hamburg Wheel Tracker comes with stainless steel wheels (although rubber wheels are available as an option) and the machine has been put together to allow two specimens to be tested independently in a recirculating water bath. Control testing temperatures range between 20

James Cox and Sons, based in California, has enhanced its equipment range in order to offer the complete Superpave solution. The Hamburg Wheel Tracker, Superpave Gyratory Compactor and new four point bending fatigue machine join its existing range. This move comes at a time when the California Department of Transportation (Caltrans) is transitioning to the Superpave method for pavement design. With the asphalt testing machine market in the States dominated by two large companies, James Cox and Sons’ general