How To Fire Perlite Ceramics

Making light weight refractory ceramic from perlite and clay by damon ogle aprovecho research center jan.

How to fire perlite ceramics.

Stir the dry mixture using a shovel until it is thoroughly mixed. Step 5 create a hole in the center of the dry mixture. Fireclay mortar traditionally has been made by adding fireclay to a regular cement mortar mix often with the addition of lime. If have looked into diy refractories you have probably head of it.

Refractory clay has a different chemistry than pottery clay. This is a mineral material that is in gardening. Thanks to everyone for posting your build videos it gave us the idea and inspiration for this build. You can see my little helpers runn.

Granular perlite can also be used as an aggregate material to improve drying properties in sculpture clay bodies reduce density or add texture. I use green stripe but any refractory clay would probably work. Pour a half part water into the center of the hole and slowly fold the dry mixture into the water until the. Pour out one and a half parts masonry cement one and a half parts perlite two parts fire clay and two parts sand.

Making light weight refractory ceramic from perlite and clay pdf damon ogle jan 13 2003 christa roth and christoph messinger integrated food security programme mulanje malawi 2003 how to make a portable clay stove ifps malawi gtz probec hedon how to construct a kiln for clay stove firing christa roth ifps malawi gtz probec february 2003. 13 2003 it is possible to make good inexpensive insulative and fairly durable ceramic materials in a simple workshop with a few basic tools and with access to a potters kiln. Fireclay or fire clay is a type of clay that can withstand extremely high temperatures without breaking down. Perlite certainly could be used with refractory ceramic fibers the latter on the interior of the kiln and the former out the outside.

But many modern building codes require the use of calcium aluminate instead of cement to make refractory.