Learn how to create parting lines for complex 3D models in Blender for slip casting and plaster molds. This tutorial covers the process of removing undercuts, using the Shrinkwrap modifier, creating a solidify modifier, and making a two-part mold.

Timestamps:

00:00 Introduction to Adding Parting Lines
00:36 Use Two Materials for Guidelines
01:41 Resizing for 3D Printing
02:47 Create Circle Mesh for Parting Line
03:40 Add Shrinkwrap Modifier to Circle Mesh
04:02 Move Vertices to Parting Line Guide
04:30 Apply Shrinkwrap Modifier and Add Again
05:16 Add more points to Circle Parting Line Mesh
07:26 Extruding Parting Lines
09:46 Adjust Parting Lines
10:49 Refine Parting Line Contours
11:38 Square sides of Parting Line
13:17 Smoothing with Subdivision Surface
13:40 Solidify Modifier to Make Solid Parting Line
14:10 Creating Mold Form Blank
15:13 Apply Scale to Mold Form
15:26 Further Parting Line Refinement
16:30 Subtract Model from Mold with Boolean
16:57 Subtract Parting Line from Mold with Boolean
17:31 Separating Mold Pieces
17:45 Remove Top and Bottom Faces
18:42 Solidifying Mold for Plaster
19:42 Two-Part Mold Complete

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