Heavy Duty Square Graphite Ingot For Gold Silver Copper Melting And Refining With High Density Build And Easy Release Finish For Smooth Pouring And Trouble Free Casting Work That Gets The Job Done Right

Square graphite casting bar for melting gold silver copper.
✔️ High density fine grain graphite mold measuring 40x40x20mm

This single graphite ingot works as a reliable mold for pouring precious metals into your workshop projects. You can use it to form clean bars or shapes when refining gold, silver, and copper alloys. It also serves well in jewelry making setups and small lab environments for testing mixtures. ✅ High purity fine grain graphite resists thermal shock during heating cycles
✅ Dense structural build supports heavy loads without cracking under pressure
✅ Smooth release surface helps molten metals drop out cleanly every time
✅ Compatible with custom sizing options that fit different molding needs

💡 Why pick high density fine grain graphite over regular cast iron molds?
The choice keeps operations handy while protecting your furnace lining from uneven wear.
- Tight particle packing blocks moisture absorption and stops surface pitting during repeated heats.
- Balanced heat conductivity spreads temperatures evenly so your pours stay smooth.
- Lighter weight profile reduces hand strain when moving filled units across the workbench.