Materials Needed

For the Mold:

- 3D-printed split mold (from this project) Order below

- Rubber band or small clamps

- Optional: release agent (oil, vaseline, or talcum powder)

For the Incense Cones Mixture:

- 50 g finely ground charcoal

- 7 g ground frankincense

- 3 g ground sandalwood

- 1 tbsp cornstarch

- 20 ml water or more

Step-by-Step Instructions

1. Make the Binding Agent:

- Mix starch with 2–3 tbsp cold water.

- Boil the rest of the water and stir in the starch mix.

- Simmer until gel-like, then cool.

2. Prepare the Dough:

- Mix charcoal, frankincense, and sandalwood.

- Gradually add gel and knead into firm dough.

3. Prepare the Mold:

- Apply a light coat of release agent.

- Lay both halves open on the table.

4. Fill the Mold:

- Press dough into each half – the cone tip stays open.

5. Close the Mold:

- Join halves and secure with rubber band/clamps.

- Let rest 30 minutes.

6. Unmold & Dry:

- Open and remove cones.

- Air-dry 2–3 days or dry at 50°C (120°F) in the oven.

Safety Instructions

During Production:

- Wear gloves and a dust mask.

- Ensure proper ventilation.

- Keep away from open flames.

During Drying:

- Never leave the oven unattended.

- Dry at max. 50°C with door slightly open.

When Burning:- Use a fireproof surface.

- Never leave burning incense unattended.

- Keep away from children and flammable materials.

- Avoid drafts.

Environment & Disposal:

- Dispose of ashes when fully cooled.

- Do not compost.

- Use only natural ingredients.