How to easily Insulate Your furnace (foundry) using plaster - by VOGMAN

How to Insulate your Foundry. After an effective, cheap, simple and easily achievable insulation for your Foundry? Well get plastered! Those terrible plaster foundries that we all love to hate share one thing - they're actually pretty good. So when the superior insulation qualities of plaster are added to the stable walls of a refractory build foundry, you can be certain of reaching those high temperatures.
Stick with me as I cover the outer walls of my home made metal foundry with ordinary sand and plaster and demonstrate to you just how good it is.

For more information and any additional updates, see my website here:
http://www.vegoilguy.co.uk/foundry_insulation/