Smithing catalyst

Item
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Smithing catalyst
Released8 June 2022 (Update)
MembersYes
Quest itemNo
League regionDesert Desert✓
Properties
TradeableNo
EquipableNo
StackableNo
OptionsDrop
ExamineThis makes smithing easier and more rewarding.
Values
Value100 coins
High alch60 coins
Low alch40 coins
Weight0.028 kg
Advanced data
Item ID27017
LinkMOID

Smithing catalyst is a consumable item purchased from the Giants' Foundry reward shop for 15 Foundry Reputation.

They are used when smelting bars at a furnace, or using the Superheat Item spell, to halve the amount of coal required per bar, whilst simultaneously providing double experience per bar consuming the catalyst in the process. The catalyst only works for bars that are produced using coal. The experience doubling effect works at the Blast Furnace, but it does not reduce the amount of coal needed any further.

Based on the opportunity cost of using Foundry Reputation to buy catalyst instead of Kovac's grog to sell on the Grand Exchange, each Smithing catalyst costs 3,513.9 coins.

Smelting experience

It should be noted that the catalyzed section only takes into account the opportunity cost of buying Kovac's grog instead. As acquiring the catalyst requires playing the Giants' Foundry instead of spending that time smelting metals, another opportunity cost applies not only to gold earnings, but to experience earnings as well.

Bar Level Regular Furnace Blast Furnace Catalyzed
XP Profit/Loss GP/XP XP Profit/Loss GP/XP XP Profit/Loss GP/XP
20 8 −584 −73.00 N/A 16 −4,097.90 −256.12
30 17.5 191 10.91 17.5 337 19.26 35 −3,176.90 −90.77
45 20 −292 −14.60 N/A 40 −3,659.90 −233.85
50 30 224 7.47 30 516 17.20 60 −2,997.90 −49.96
70 37.5 435 11.60 37.5 873 23.28 75 −2,640.90 −35.21
85 50 872 17.44 50 1,456 29.12 100 −2,057.90 −20.58


Optimal Inventory Setup

Smelting some of the higher ores leave several free inventory spaces. Due to the amount of inventory space taken up by smithing catalysts the number of bars produced is limited to 13, and smelting some bars may not require a full coal bag.

Normal furnaces without a Coal Bag
Bar Type Coal Needed Primary Ore Catalyst Needed # of Free Inventory Spaces Bar Yield Smithing Experience
9 9 Iron ore 9 1 9 315
9 9 Lovakite ore 9 1 9 360
14 7 Mithril ore 7 0 7 420
15 5 Adamantite ore 5 3 5 375
16 4 Runite ore 4 4 4 400
Normal furnaces with a Coal Bag
Bar Type Coal Needed (In Bag+In Inventory=Total) Primary Ore Catalyst Needed # of Free Inventory Spaces Bar Yield Smithing Experience
13 + 0 = 13 13 Iron ore 13 1 13 455
13 + 0 = 13 13 Lovakite ore 13 1 13 520
26 + 0 = 26 13 Mithril ore 13 1 13 780
27 + 3 = 30 10 Adamantite ore 10 4 10 750
27 + 9 = 36 9 Runite ore 9 0 9 900
  1. ^ 1.0 1.1 Can only be smelted in the Lovakite furnace in Lovakengj.

Products

ItemMembersSkillsXPMaterials
Adamantite bar
(Catalysed)
Members
  • Smithing 70
  • Smithing 75
Elemental metal
(Catalysed)
Members
  • Smithing 20
  • Smithing 16
Lovakite bar
(Catalysed)
Members
  • Smithing 45
  • Smithing 40
Mithril bar
(Catalysed)
Members
  • Smithing 50
  • Smithing 60
Runite bar
(Catalysed)
Members
  • Smithing 85
  • Smithing 100
Steel bar
(Catalysed)
Members
  • Smithing 30
  • Smithing 35

Shop locations

SellerLocationNumber
in stock
Restock
time
Price
sold at
Price
bought at
Change
Per
MembersLeague region
Giants' Foundry Reward ShopGiants' Foundry∞N/A15120.0%MembersDesert

Source

Content from the Old School RuneScape Wiki (operated by Weird Gloop), licensed under CC BY-NC-SA 3.0.

Source siteOld School RuneScape Wiki
Canonical sourceSmithing catalyst
Content licenseCC BY-NC-SA 3.0
License statusdeclared
PictureSmithing catalyst · file details

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