[Clayart] Angle Iron Framework for soda kiln

Hank Murrow hmurrow at efn.org
Mon Jul 3 22:10:36 EDT 2017


> On Jul 3, 2017, at 7:30 AM, Helen Stone <helenestonepeony at gmail.com> wrote:
> 
> Hi folks, my welder is going to put in the angle iron and flat iron pieces
> for my new soda kiln before the arch goes up.  My question is:  the welder
> had the idea of inserting horizontal angle iron under the kiln floor and
> attaching it to the corner angle iron.  The kiln is made up firstly of 3
> layers of cement block, then a 1 inch layer of ceramic fibre, then a layer
> of IFB, then a layer of dense hardbrick.  He wants to insert the angle iron
> where the ceramic fibre is.  If that OK or is that bad?  Thank you for any
> response.

Dear Helen;

I would remove the blanket from touching/insulating the steel. Let it be subject to the air around the kiln to keep it cool. If the fiber keeps the steel warm it may warp or bend.

Cheers, Hank in Eugene
> 
> Helen in Rio Yambala, Ecuador
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