Note that Superheating an item, smelting Silver bars, smithing Cannonballs, and using the Blast Furnace will not fill the urn. If creating 2 bars at the Edgeville furnace, only 1 bar will contribute to the fill.
| Bar | Experience | To fill |
![]() Bronze bar |
1 | 2,000 |
![]() Iron bar |
2 | 1,000 |
![]() Steel bar |
3 | 667 |
![]() Mithril bar |
5 | 400 |
![]() Adamant bar |
7 | 286 |
![]() Rune bar |
10 | 200 |
![]() Orikalkum bar |
13 | 154 |
![]() Necronium bar |
17 | 118 |
![]() Bane bar |
21 | 96 |
![]() Elder rune bar |
26 | 77 |
| Quantity Required | Materials Received | Base Junk Chance |
| 1 | 1 | 98.9% |
| Invention Experience | ||
| 0.1 | ||
| Possible Materials | ||
| Often | ||
Simple parts |
99% | |
| Rarely | ||
Variable components |
1% | |
This Data was submitted by: ChathMurrpau
If anything is incorrect or missing, or if you have any new information to submit to this database, please submit it to us on our Content Submissions Forums.













98.9%
Simple parts
Variable components