This simulation requires Phoenix 4.10Official Release and V-Ray Next Official Release for 3ds Max 2017 at least. You can download official Phoenix and V-Ray from https://download.chaos.com. If you notice a major difference between the results shown here and the behavior of your setup, please reach us using the Support Form.
The instructions on this page guide you through the process of using Phoenix's Variable Viscosity capabilities in order to simulate molten lava or metal cooling and hardening over a period of time.
The Download button below provides you with an archive containing the scene files.