Fig. 5From: Effect of Fiber Hybridization on Durability Related Properties of Ultra-High Performance ConcreteMeasurement of contact angle with distilled water (θ w ) for UHPC with steel fiber (0.25%) and polypropylene fiber (0.75%), with granite aggregate: a before frost resistance test, t = 0 min, b before frost resistance test, t = 35 min, c after frost resistance test, t = 0 min.Back to article page