Sunday, October 4, 2009

Skewback bricks




The grey bricks laid on end here are the 24th row. They are arranged in what is called "soldier" bricks. Skewback bricks are cut to fit on the grey, "soldier-laid" bricks. The angle side of each skewback will support the arch, as it lies across the kiln from left to right/right to left. 18 skewbacks will be cut to fit on each side of the kiln.
Pictured is the left side wall, the firebox side of the kiln.
The 2 pics on the right were taken from the inside of the kiln.
The angle-cut brick is a sample of skewback. These are custom for every kiln. There used to be sold skewbacks made from hard brick. While particular angle-cut skewbacks, often 45 degrees, may still be made, a brick company in Portland offered to sell me castable to make 1 large custom skewback to fit each side of the kiln. To support the arch. They said this is how things are done more often, now.

The photo on the left is on the right side of the kiln, the chimney side.
The bricks that are vertical on the top row will back up the skewbacks.
The vertical bricks will also be supported by angle iron.
The horizontally running iron angle will then be supported by vertical angle irons on each corner.
Harder to explain, will be able to show this soon, I hope.

Tomorrow morning, Howard, kiln guru extraordinaire, will bring by Steve, his neighbor & angle iron "Man". I have questions of what pieces from my old kiln are really usable.
And how will angle iron supporting the stoke holes & kiln door be designed.

Stay tuned....

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