Turpman
In Bloom
Couple more casting picks.
The core is sand and sodium silicate. It’s hardened with co2 gas in 10seconds.
The core box is one of the old pistons cut in half gap corrected with and doweled together for core making.
core hangs on the top lip. Infoundnoutnit floats so a weight is required wen poring.
sand all rammed up ready for aluminium.
The core is sand and sodium silicate. It’s hardened with co2 gas in 10seconds.
The core box is one of the old pistons cut in half gap corrected with and doweled together for core making.
core hangs on the top lip. Infoundnoutnit floats so a weight is required wen poring.
sand all rammed up ready for aluminium.