Colgrave is a CE marked Cold Mix Emulsion produced by COLAS Bitumen Emulsions in accordance with EN 13808:2013 Bitumen and Bituminous Binders.
Colgrave complies with TII Specification; Table 24b of Specification for Road Works Series 900 - Road Pavements - Bituminous Materials (CC-SPW-00900).
Colgrave is a specially designed slow setting Emulsion for Cold Mix asphalts such as Stabilised Wet Mix, Colgrave Macadams and Recycling.
ColGrave is our specially designed slow setting emulsion for cold-mix asphalts such as Low-Energy Bound Mixes (as specified by TII Series 900), Stabilised Wet-Mix, Grave-Emulsion and cold in situ recycling;
Since their development by Colas in France over 50 years ago, cold-mix asphalts have been found to give equivalent, if not better, performance than hot-mix asphalts and are most suited to the overlay of roads with weak subgrades.