Traditional Jewellers metal casting flask/moulding box robustly made from Aluminium

10 swg Aluminium tube thickness 3mm or approx 1/8"

Made from 2 interlocking casting rings to ensure perfect alignment.

The 60mm flask has a 25mm round side entry hole to allow pouring from the top or side.

Outer dimensions 60mm wide and 68mm high two parts are combined height

The clay will need to thoroughly hammered to a tight compression or it will collapse when you remove the original piece.

We use talcum on all seals and insides to help with release.

1kg of petrobond sand clay