Been reading up on wax expansion and so on, all makes sense now thanks :)
I'm not that familiar with vacuum methods, wouldn't you need the holes in the can? something about pulling the gases out of the investment...
ah looks like it came out nice! be good to see it cleaned up..kinda like christmas morning ain't it!
What are you melting? I thought about trying kiln wash (batt wash??)
so stick something under the bottom to make it cut straight, gotcha ;) - thanks for the pic!
What does shimming involve? Thanks
agreed, start small see what the equipment can do. How much clearance would you give?
Ah that's the missing ingredient then, yeh sounds nasty I don't think I'll be trying it either. Are you just using the standard stuff now?
Thank you for the link and info, can't see what it's made of but I'll ask
agreed that would work but to get the A4 in I only need between 2-4mm off the top which is easier to grind than cut. I wonder if a belt sander on...
chazza you have a pic you could share?
It's technically not a furnace in the traditional sense but a 'tabletop furnace' kiln. so can't be adjusted as you say, I actually have no idea if...
Hi Zapins, I wasn't sure what I meant by that either as I was mentally referencing a post from here I didn't save ..found it now If a blower...
Edit on above: I tried messing with some 2,3,4 kg weights just to see what I can comfortably manipulate with 1-2 handed grip and I think 5-6kg is...
Holy moly that's a handy tool, is it something you can buy or was it home made? Going googling....
I'm scared to click that link... Also found this https://northantsgassupplies.co.uk/product/calor-18kg-biogas-propane-gas-bottle/ pretty much...
Also what adaptations are you thinking of making?
Sounds interesting Ian, would the shells get thermal shock going straight in at 900c or is it that 'hit em hard and fast' when dewaxing idea? Also...
Thanks Tops - is the weight for Aluminium?
Good point Mark, does that weaken it a bit though? Not heard of ladlewash, what does this contain - borax?
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