Male foundry pattern being machined from REN 460. Geometry was expanded to allow for aluminum shrinkage in casting process.
Finished pattern prior to being sent to foundry. Two plugs were cast from this pattern and mounted on a cooling base.
Female pattern from REN 460 - four castings were made from this
Casting from above pattern, note
stainless steel cooling lines and two air cylinder bosses cast into mold.
Clamp frame grove, movable insert
slots, mount pattern and vacuum hole back drilling has been done.
Pattern made from MDF for casting column caps out of concrete
