Hot Wire Cutter - Building Guide

To make a pattern for the lost-foam casting an essential tool is a hot wire cutter. I've decided to make a building guide to show how I've made mine.

First of all, it's important to prepare planks and a bottom base by grinding and sawing.

When a frame and a base are ready it's time to assemble everything in one object

Installing a bottom stretcher and energy connection

For energy supply I use automotive battery charger. It allows to get 12/6 V and 1-9 Amps.