Magnesite Cupels

Furnace Industries logoOur high quality Magnesite cupels are the first choice for the absorption of lead buttons.

Magnesite Cupels


Benefitting from consistent lead absorption with low and consistent silver losses our cupels are the best choice for the cupellation process.

We offer a wide range of cupels from as low as 7mm up to 44mm with the abiity to absorb a maximum of 75 grams of lead.

Download these weights and dimensions to the right of this page.

  A B C D E F Lead Absorption
Size mm mm mm mm mm mm grams
6a 26 40 30 7 31 12 40
7a 30 40 30 9 31 12 50
7as 34 40 30 14 31 12 60
8 30 44 36 13 36 13 65
8s 34 44 36 16 36 13 75

Our specialist technical engineers work closely with our customers to find the right cupel for your requirements.  Contact us today to find out more.