All of the following are effects seen when mercury phase exceeds the volume limit EXCEPT?
Decrease in strength
Decrease in hardness
Decrease in flow
Increase in creep
The mercury phase is the weakest phase in the product mass, and when it exceeds a certain volume limit, there will be a drastic drop in the strength and hardness properties of amalgam, in addition to increase in flow and creep of the restoration.
Reference: Marzouk Operative dentistry, pg-106