Cast Iron Roll
3 metre long 2.2 tonne

First a hole in the ground made by the half pattern in the next photo	The half pattern is located on the bottom and moulding boxes placed around.	The boxes are built up and the sand is pumped into the cavity to make the mould	The top is taken off so the the core can be lowered in to the mould
Finally the casting was poured with 2500 kgs of molten iron.

The roll being machined