This is mainly used with a different tool, the mud-coating is to use a mud-coating machine; Flat paint is mortar spraying machine. The difference lies in:
1. It looks more delicate and works more carefully.
2, flat coating, looks not so delicate, the work is a little close to what quota set, and see what is the exterior wall coating.
The quota specification specifies that no matter what machinery is used, it is not adjusted, whether it is spray or spray. So the material that wants to use according to exterior wall chooses norm specific item ok!