# Mold design

**URL:** <https://discourse.shapr3d.com/t/mold-design/22536>\
**Category:** Modeling Questions\
**Created:** [November 18, 2022, 10:49pm UTC](https://discourse.shapr3d.com/t/mold-design/22536 "2022-11-18T22:49:47Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Walaa](https://avatars.discourse-cdn.com/v4/letter/w/c5a1d2/32.png) [@Walaa](https://discourse.shapr3d.com/u/Walaa)\
**Post date:** [November 18, 2022, 10:49pm UTC](https://discourse.shapr3d.com/t/mold-design/22536/1 "2022-11-18T22:49:47Z")

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What are the steps to design a mold

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**Author:** ![TigerMike](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/tigermike/32/32650_2.png) [@TigerMike](https://discourse.shapr3d.com/u/TigerMike)\
**Post date:** [November 18, 2022, 10:59pm UTC](https://discourse.shapr3d.com/t/mold-design/22536/2 "2022-11-18T22:59:59Z")

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Here’s a link that might help.

> [@Mold / impression](https://discourse.shapr3d.com/t/mold-impression/21412):
>
> I am trying to create a mold from a design I made… how do I take an impression out of a rectangle block?

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**Author:** ![Matt\_the-Rathje](https://avatars.discourse-cdn.com/v4/letter/m/49beb7/32.png) [@Matt\_the-Rathje](https://discourse.shapr3d.com/u/Matt_the-Rathje)\
**Post date:** [November 18, 2022, 11:02pm UTC](https://discourse.shapr3d.com/t/mold-design/22536/3 "2022-11-18T23:02:24Z")

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Hello, and nice to have you here.  
As short as your question:

- Model your body
- Model the mould
- Subtract the body from the mould
- Split the mould at the split-line.
- Model channels for the molten material and the conveyed air

HTH  
Cheers Matt