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doubleboost:
Took Rob Wilsons advice and split the patern the other way. :thumbup: :thumbup: :thumbup: This also gave the opertunity to add the exhaust port flange and cylinder drains. After much sanding and filling the finished patern Hopefully this will be cast this week :) :) :) :) :) |
Rob.Wilson:
:clap: :clap: :thumbup: Looking great john Rob |
doubleboost:
Today the plan was to turn the nice red patterns into bronze I have been looking forward to this all week Yesterday i baked the cores and rammed up the moulds These were carefully assembled ready to cast today Extended risers were used to make sure the mould would fill completly Rob Wilson called in to oversee the pour Cylinder we cast last time ready to melt Fired up the furnace soon had a nice crucible of liquid bronze The pour went ok but i seemed to be short on metal The pattern is biger than last time Not looking to bad Not enough metal On closer inspection the core had collapsed Rob examined the miserable looking casting his verdict The damp casting sand had softend the core ccausing it to break up during the pour Wont be making up any more moulds the night before Going to cast it in aluminium tomorrow nite just to make sure the crucible holds enough metal If it was easy every one would be doing it |
Bogstandard:
John, --- Quote ---If it was easy every one would be doing it --- End quote --- And most probably walking on water as well. :med: I find you learn more from making mistakes than doing it right first time, and thanks for showing that we all have problems sometimes. I'm sure you will have a Cheshire Cat grin soon. :D John |
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