Molten Metal Systems
Magnesite Cupels
Completion of Sale of MMS
Further to the announcement of 22 August 2025, Morgan Advanced Materials plc., announces that on 12 November 2025 it completed the sale of its Molten Metal Systems (MMS) business.
Our high quality Magnesite cupels are the first choice for the absorption of lead buttons.
Benefiting 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 ability to absorb a maximum of 75 grams of lead.
Sizes
| 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.
Quality
Our Magnesite cupels are manufactured from premium grade raw materials under an ISO 9001:2015 quality management system.