At the time this book was written it was common to use asbestoes sheet for everything from gaskets to table to hot pads.
Asbestoes is now considered a hazardous material and not recommended for this use.
It has now been replaced by less hazardous materials such as kaowool blanket and board.
You can substitute three or more fire bricks (refractory bricks) for a heating corner.
Keep them under your bench when not in use and set them up on a pices of sheet steel if used on a wood bench.
A heating corner greatly improves the efficiency of a hand held torch.
See also Micro Forge
Learning metalworking, metalcraft.
Metal trade education. Hobbysmith.
TOOLS metal, Fire Screen, asbestoes, bunsen burner, heating process, annealing, shop setup