core-X flow is a tooth-colored, radiopaque, dual cure composite resin core build-up material and cement for endodontic posts. core-X flow consists of two-components, base and catalyst. core-X flow is to be used after the application of a suitable dentin and enamel adhesive. When used for post-cementation at 37°C, working time is only 40s! Self-cure setting time 2-3min, but if no light is used, greatest bulk hardness is obtained 10min after start of mixing at which time the final preparation may be completed. Light cured in 3mm depth for 20s. Available in an automix delivery. Small syringe for convenient placement. High and stackable viscosity. Storage 10-24°C. Contains 4 syringes + 20 mixing tips.