# Alloy smelting - Stage 5 (technology)

internal name `alloys-mk05` · tier 9 (Utility science pack, [tier 9](https://factorio.kalzumeus.com/tier/9.md))
HTML page: https://factorio.kalzumeus.com/tech/alloys-mk05/

## Cost

3300 units of (1 × [Utility science pack](https://factorio.kalzumeus.com/item/utility-science-pack.md), 2 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 3 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 6 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 10 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 20 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 30 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 60 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 100 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 20 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 600 s each.

## Requires (1)

- [Utility science pack](https://factorio.kalzumeus.com/tech/utility-science-pack.md)

## Leads to (0)

- none

## Unlocks (2 recipes)

### Silver zinc alloy (`agzn-alloy-2`)

- 8 s · tier 9
- Ingredients: 100 × [Molten silver](https://factorio.kalzumeus.com/fluid/molten-silver.md), 100 × [Molten zinc](https://factorio.kalzumeus.com/fluid/molten-zinc.md), 4 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md)
- Results: 10 × [Silver zinc alloy](https://factorio.kalzumeus.com/item/agzn-alloy.md)
- Made in: Smelter MK 01, Smelter MK 02, Smelter MK 03, Smelter MK 04
- Unlocked by: [Alloy smelting - Stage 5](https://factorio.kalzumeus.com/tech/alloys-mk05.md)

### Erbium Nickel Cobalt Special Alloy (`ernico-2`)

- 15 s · tier 9
- Ingredients: 1 × [Erbium](https://factorio.kalzumeus.com/item/erbium.md), 100 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md), 20 × [Molten nickel](https://factorio.kalzumeus.com/fluid/molten-nickel.md), 2 × [Clean cobalt sulfate](https://factorio.kalzumeus.com/item/cobalt-sulfate-02.md)
- Results: 1 × [Erbium Nickel Cobalt Special Alloy](https://factorio.kalzumeus.com/item/ernico.md)
- Made in: Smelter MK 01, Smelter MK 02, Smelter MK 03, Smelter MK 04
- Unlocked by: [Alloy smelting - Stage 5](https://factorio.kalzumeus.com/tech/alloys-mk05.md)