Some of the time called a two piece square shape, this sort of silicon form making includes encasing your model in silicon as you would with a one piece square form. The diverse with two piece square forms is that you make the shape in two sections. Models that have detail on all sides rather than a level back require this type of silicon form making.
1) Choose an embellishment box which accommodates your model and will take into consideration the silicon to pour around it. For little pieces this can be a straightforward plastic compartment found in any 2 shop or a wood base on which you can assemble a case divider encompass made of Lego squares, Perspex, tangle board or something comparative.
2) Draw a midway line around your model with a marker pen to show the splitting line position of the two parts of the form. Ensure the earth is framed right up near the model and form box dividers so the silicon does not spill.
3) Push a couple of spaces into the mud around your model with the round top of a pencil or something like make the enlistment keys that will empower the two parts of the shape to fit together precisely.
4) Press a little plastic cylinder about as thick as a pencil mostly down into the dirt at the head or base of the model to go about as a feeder channel for the throwing medium. Ensure the cylinder is intently contacting the model and the divider.
5) Using wax or oil jam, coat the dirt, model and the form box dividers to keep the silicon from staying.
6) The silicon form causing elastic to would now be able to be blended being mindful so as not to beat any air into it. Fill the shape starting at the least part from as high a situation as you can oversee. This slender stream of silicon shape making silicone rubber molding has the impact of breaking any air bubbles that might be in the blend.
7) Wait for the silicon shape making elastic to fix.
8) Remove the model and the half poured silicon form from the shape box. Turn the form over and expel the dirt.
9) Now put the half finished form once more into the shape box. Ensure the finished side of the shape goes in first. Seal any splits between the silicon and the case divider with earth. Coat all surfaces of the container, silicon and model with wax or oil jam discharge.
10) You would now be able to blend and pour the staying half of the form along these lines to the primary half. Let the silicon form making elastic fix.