Monday 12 October 2015

Making a mold for my snake bite wound # Technical Folder

Equipments:
  • The sculpture on a piece of plastic
  • A scale
  • Cotton pads
  • Baby buds
  • Cling film
  • A mask
  • Silicone A
  • Silicone B
  • Wooden stick
  • Gloves
  • Baby Wipes
  • Measuring cups
  • Deadener
  • Pigments
  • A scissor
  • Wooden Laminating brushes
  • Super Baldiez 
  • Isoprophy Alcohol 
  • Fixing Spray
  • Petrolease
  • Baby Powder
  • Hot glue gun
Directions:
1.  Tie your hair back and wear a mask and gloves. Cover the table with cling film. Shake the fixing spray well before spraying it onto the sculpture. Don't spray too much and when spraying, keep 20 cm away from the sculpture. Spray the sculpting with fixing spray first (next to the open window).
2. After the fixing spray is dry, shake the petrolease well and spray onto the sculpture ( keep 20 cm away from the sculpture).
3. After the petrolease is dry on the sculpture. Cut the measuring cup in half and place the cup around the sculptiure on the plastic and use the hot glue gun to glue the cup down so this helps to not leak any silicon on the later step. Make sure you cover all the gaps.
4. Label the wooden stick: A and B. Label A stick is used for Silicone A while Label B stick is for silicone B. Remember don't use the same stick to pour the silicon out of the bottle!
5. Wear different gloves when pouring the silicone A and B.  Make sure there is no dirt inside the measuring cup, use a cleansing wipe to clean the cup first and then use a dry towel to make sure it is dry before using it. Pour 30g of Silicone A into the measuring cup with the A wooden stick and then use the B wooden stick to pour 30g of Silicone B into the cup as well (use the scale). The amount of silicon A and B must be the same! The amount of silicon used depends on how big the sculpture is. The bigger the sculpture, the more silicon you will need for your mold. Make sure the lid is tightly on and use a clean wipe to clean the silicon bottle after using it.
6. Stir the mixture of Silicone A and B together with a new wooden stick and make sure there is no air bubbles before pouring onto the sculpture.
7. Wait at least an hour for it to dry and after it is dry,it will become solid form and then you can remove the mold from the plastic.
On above are the photos of my mold after it has removed from the plastic.
8. Use Isoprophy alcohol and cotton pad to clean the mold and make sure no clay is sticking on it and no fingerprints.
9. Spray the mold with Petrolease first (spray 20 cm away from the mold) and leave it to dry.
10. Get a new measuring cup and mix super baldiez and isoprophy alcohol or baldiez and Acetone. The measurement will be 1 super baldiez or baldiez and 2 isoprophy alcohol or acetone. Then, apply at least two layers of the mixture onto the mold. Remember to let it dry after putting a layer. Make sure it goes every where on the mold. You can use the hairdryer (COOL SETTING) to help you to dry more quickly.
11. Label Stick A, B and C. Stick A is for pouring silicone A, B is for pouring B and C is for pouring the deadener.
12. Measure 8g of silicone A into a new measuring cup and then measure 8g of silicone B with the scale and mix together. Remember silicone A and B must be the same amount and change different gloves when pouring silicone A and B! Silicone A and B can add up to 16 g.
13. Change the gloves and use stick C to pour deadener into the mixture as well. Use the scale to measure 10 - 12 g of the deadener. The deadener is to use for soften the mold. The amount of the deadener must be 60 to 75% of the mixture of silicone A and B. Stir the mixture of the silicon A, B and the deadener well with a new wooden stick.
14. Add pigments to the mixture. (The color that you want to wound to look like or the colour matches your model's skin tone)
15. Stir the mixture well and apply it onto the mold. Use a ruler or the silver flat tool to even the distributions of the product.
16. Use Naphtha with baby bud to clean the edges of the mold.
17. After the wound is dry, use baby powder to powder the mold with a wooden laminating brush.
18. Then, remove the wound from the mold by powdering from the edges. Remember to keep powdering underneath when you lift the wound out.
On above is the first wound that I've done from my snake bite mold. I like how you can see the bumpness of the shapes on the wound, To improve, I will need to even the distribution of the wound more using the flat silver tool. Also, I can clean the edges with the naphtha more. I think the shape of the wound can be more bold and I've decided to make another sculpture and mold for my project.

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