I also have come up with some of the most often requested so I may reply them in increased detail together with the support of cases and like addressing your problem on my Youtube films. The metal that was surplus is taken from the casting and there is like a diamond bur a fine grade bur used all around the steel post to get rid of any irregularities and to clean the surface. First, the feel is made up into what the model of the steel substructure will be. As it must be directly modified before it's included with the top the feel must be melted.
The ensuing crown will not meet the individualis gum in the event the polish doesn't go up for the red line, as well as the space allows food and microorganisms to drain under the overhead resulting in illness. It's not proven in past steps, but a spacer is used together with the post before the feel is included to ensure that there is enough of a hole between the top and the article for this very thin coating of cement.
The steel that was excess is removed from the casting plus a fine grade bur like a diamond bur is used all around the metal article to remove any irregularities and also to clean the top. First, the feel is made up into exactly what Investment Casting the model of the steel substructure will be. The polish have to be dissolved as it needs to be directly modified before it's added to the top.