Fission Reactor Casing

Texture from Mekanism Generators, used under MIT.

mekanismgenerators:fission_reactor_casing

Recipes and uses come from the FTB StoneBlock 4 1.23.0 dump: the server's final recipes after all pack scripts ran.

Last verified for FTB StoneBlock 4 v1.23.0 on Oct 13, 2026 · v1.23.0 released Oct 12, 2026

In FTB StoneBlock 4, Fission Reactor Casing is made with shaped crafting, from Steel Casing and any lead ingot. Fission Reactor Casing is an ingredient in 2 FTB StoneBlock 4 recipes. 1 FTB StoneBlock 4 quest asks for Fission Reactor Casing.

How do you craft Fission Reactor Casing in FTB StoneBlock 4?

4× Fission Reactor CasingMod recipe

Crafting Shaped

Crafting Shaped
Empty slot	any lead ingot	Empty slot
any lead ingot	Steel Casing	any lead ingot
Empty slot	any lead ingot	Empty slot

Recipe id: mekanismgenerators:fission_reactor/casing

How to make it, from scratch

Everything this needs, and everything those need, as FTB StoneBlock 4 crafts them. Work from the bottom up.

Fission Reactor CasingShaped crafting
- Steel CasingShaped crafting
  - Glass(any cheap glass blocks)Smelting
    - Tiled GlassStonecutting
  - Osmium Ingot(any osmium ingot)Shapeless crafting
    - Block of Osmium(any osmium storage block)Smelting
      - Block of Raw Osmium(any raw osmium storage block)keep going from this item →
  - Steel Ingot(any steel ingot)Shapeless crafting
    - Block of Steel(any steel storage block)Blast furnace (immersiveengineering)
      - Slag(any slag)keep going from this item →
      - Iron Block(any iron storage block)keep going from this item →
- Lead Ingot(any lead ingot)Shapeless crafting
  - Block of Lead(any lead storage block)Shaped crafting
    - Lead SlabShaped crafting