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Don, I found that you will need app. 0,8Watts per square cm of chamber surface to get the oven hot enough. the better the insulation and the lower the thermal mass of it (I am thinking of something like fiberfrax duraboard) the quicker it gets up to temperature. 110V limits the oven size...

Hello Rob, Thanks a lot! The grooves are pinned with 3x 3mm SS steel pins to the bricks each. And these bricks are not hard firebricks but insulating soft bricks. As for why I did it this way :I wanted to try the vermiculite board material for this and not to have cutting grooves into the...

Hi Don, I am from germany and we use 230V here. The calculations use only a few basic formulas and you can calulate th whole thing with 110v w/o problem. just find out how much amps are allowed at your place and with 110V x max amps = max Wattage which is allowed. for a basic controller you...

I recently got into cooking knives and my older HT oven was too small, so I did build a bigger one. Not the prettiest of sorts and still missing the outer shell ,but works excellent. Some Data: Interior 50cmx12cmx12cm (approx 19,7`x4,7`x4,7` sorry I am a metric guy :)) up to 800°C (1475 F)...

Hello folks, I started making knives as a hobby about 2 years ago, and have been lurking here and in some other forums for quite a while and been able to find numerous threads with invaluable information so far. As I am german I mainly visit the german Messerforum.net and came only to look not...