Making the clay finer by chopping with a metal ruler. The two rings in the corner will screw together to form a small mold for casting later. I never thought delft clay is used for other purposes than making earthenware.
Casting Tutorial: How to cast with Delft Clay step-by-step
Delft Clay Kit
Casting With Delft Clay (White Bronze Anvil Pendant) : 11 Steps (with Pictures) - Instructables
🟢 DELFT CLAY CASTING SAND 2 KILO BAG (4.4 Lbs.) 🟢 SAND CASTING FRAME - CAST IRON 2-PART 🟢 JETS Product # 0305-3002 🟢 JETS Product # 0305-202
Original Delft Clay & Casting Frame Cast Iron Mold Sand Flask Set for Casting by JTS
Delft Clay Casting Kit (5lbs) : Arts, Crafts & Sewing
Delft Clay - RioGrande
Casting Tutorial: How to cast with Delft Clay step-by-step
2.2lbs Delft Clay Casting Gold Silver Copper-Based alloys, Pewter : Arts, Crafts & Sewing
Delft clay casting tutorial / Part 2: Casting silver or gold
Delft Clay Kit