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| Usually caused by | Cured by |
| Improper sprues. | Eliminate sharp corners in sprue system. |
| Crucible break down | Replace crucible. Do not used old, disintegrating crucibles. |
| Dirty metal | Do not use more than 50% recycled alloy and ensure it is clean. |
| Flasks overheated during burnout. | Ensure maximum burnout temperature does not exceed 740ºC. |
| Casting problems | |
| Wax pattern problems | |
| Mould rubber problems | |
| Mixing guide | |
| De-wax and burnout cycles | |
| Sitemap | |
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