IMPOSSIBLE 270 deg. Internal Drum

By admin | September 5, 2017

Casting with 270 degree core cast to .001 TIR and 45 vacuum grooves with 1.0 mm diameter individual outlets. It is impossible to cast a part with a 18″ diameter, going 270 degrees and 45 vacuum grooves to 0.001″ TIR, 68 inches, but we did it.