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Gypsum Mold Making Process

1 Determine the line for the   models to determine the parts of the   plaster mold and define the hole   foundry for pouring the slip   clay. Do it right   in order to avoid bearing on the   time of printing.

2 Make the backing on the model   animals using clay   plastic according to the line for   models that have been made. Grease   the model with separation solution.
3 Close the model and backing   using lenoleum to   making a plaster mold   First, determine the thickness   plaster mold to be made   (Approximately 6 cm).
4. Ikatlenoleum using rubber   and put a wrench on the clay   the basis that no   plaster of paris is out.

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5 Create the dough casts with   size according to the thickness of the mold to be made.
6 Pour batter into gis   mold models carefully   and evenly on the entire   surface models and wait   to plaster hardens.
Open 7 lenoleum mold and   clay backing of the model,   make some holes for   Key plaster mold then   clean. Grease a cast on the   parts of the mold using   separator solution to each   each plaster mold can   removed / opened easily.
8 Attach the molding to lenoleum   make a plaster mold side   Other then spread with   solution separator, belt lenoleum   with rubber and give the torsion   clay at the bottom of the order   no plaster of paris which   exit.
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9 Make plaster of paris and pour on the model carefully and evenly on the entire surface of the model, wait until the plaster mold becomes hard.
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10 Open lenoleum plaster mold and then open it carefully.
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11. Put the mold, then make use tapered plastic clay to make a plaster mold hole. Attach lenolium then make plaster of paris and pour into a mold to make a plaster mold next.
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12. Open lenolium and mold then clean and dry in the sun to dry.
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