Better control - precise flow out into the impression The new dentify SKYROCK XT IV offers many advantages. The modern composition provides united characteristics for the user. It is easy to mix and shows a fine consistency. The increased hardness with a compressive strength of 9.440 after 1 hour, makes it very stable while ditching. The Stone has very well flowing characteristics when it is under vibration (see picture 1). It has a high thixotropy and stays safe on the spatu