Project #4; the ceramic exhaust

The ceramic project was on hold for a while. Working in ceramic in my wood/metal workshop is no good combo. So during the Dutch Design Week I was able to do some work again. Instead of my original plan to cast it in porcelain I decided to press mould the exhaust.

I made a chamber with 'cups' to diffuse the air flow.

drying tent

This is the second one with diamond shaped cups for diffusion. Plus a nice one sticking out at the back...

ready for firing to 1240 Celsius

 After firing the second exhaust turned out to have shrunk more on one side, I used two different types of clay; one had more molocite in it. They are both still in one piece and have no cracks. next is glazing...

Helix exhaust update

Been working on the Helix straight pipe exhaust. All stainless parts which I make on the good old lathe. For me making the braces for welding is easiest using plywood strips, bolts and nuts.