Pewter Sand Casting

by PaoloR12 in Workshop > Molds & Casting

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Pewter Sand Casting

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There are many ways of pewter casting with a lot of different molds. In this tuttorial I show you a casting method with molding sand. It's a fast way to make a sand mold for pewter casting, but you can only cast one time. After casting you can use the molding sand again to build a new mold. In 10 steps I show you how to make a copy of a small plastic doll with pewter.

What Do You Need?

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What you need:

  • Old saucepan
  • Gas burner or hotplate
  • Molding sand
  • Pewter
  • Short PVC tubes fitting into each other
  • Talcum
  • Brush
  • Wooden spatula
  • Rubber hammer
  • Spoon
  • Hobby knife
  • BBQ skewer
  • Plastic doll

Filling With Sand

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Fill the bigger PVC pipe with molding sand and pressure with your hand. you can beat lightly with the rubber hammer for better filling.

Place the Plastic Doll

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Push the plastic doll in the mold and ensures that it adheres well everywhere. you can use the back of the brush to push the edges.

Talcum Powder

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Cover the surface with talcum powder and spread it with a brush. This prevents the two mold parts do not adhere to each other.

Second Half of the Mold

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Put the second half of the mold in the first half and press lightly. Put a stripe on both halves so that you can put them back in the same place.

Filling the Seccond Half

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You know how it is to fill but be very careful with the rubber hammer.

Remove the Plastic Doll

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Remove the plastic doll carefully with a hobby knife and prevent your mold damage.

Create a Pouring Channel

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create a pouring channel with the back of your brush and a BBQ skewer. Make sure the top is wide enough to pour in.

Melt the Pewter

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The melting temperature of pewter is 230 degrees celsius. Within 10 minutes on my stove the pewter was melted. You can remove the dirty film on the tin with a wooden spatula. And use a spoon to stir in the pan, if necessary. When the molten pewter is good you can start casting directly from the heat.

Final Result

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Remove the pewter doll from the mold after 10-15 minutes, because cast pewter is very hot. You can use the molding sand wich is not burned for a new project. Now you can sand and polish the pewter doll for a beautiful finish!

Second Time

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