# Erbium Processing (technology)

internal name `erbium` · tier 6 (pY science pack 3, [tier 6](https://factorio.kalzumeus.com/tier/6.md))
HTML page: https://factorio.kalzumeus.com/tech/erbium/

## Cost

1500 units of (1 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 2 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 3 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 6 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 10 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 20 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 180 s each.

## Requires (3)

- [Ammonium Oxalate](https://factorio.kalzumeus.com/tech/ammonium-oxalate.md)
- [Nuclear power](https://factorio.kalzumeus.com/tech/nuclear-power.md)
- [Advanced Rare earth technology](https://factorio.kalzumeus.com/tech/rare-earth-tech-mk02.md)

## Leads to (2)

- [Alloy smelting - Stage 4](https://factorio.kalzumeus.com/tech/alloys-mk04.md)
- [Machine Components - Stage 3](https://factorio.kalzumeus.com/tech/machine-components-mk03.md)

## Unlocks (5 recipes)

### Cyanoacetate (`cyanoacetate`)

- 15 s · tier 6 · productivity modules allowed
- Ingredients: 100 × [Cyanic acid](https://factorio.kalzumeus.com/fluid/cyanic-acid.md), 100 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md), 100 × [Ethanol](https://factorio.kalzumeus.com/fluid/ethanol.md), 1 × [Plastic bar](https://factorio.kalzumeus.com/item/plastic-bar.md)
- Results: 1 × [Cyanoacetate](https://factorio.kalzumeus.com/item/cyanoacetate.md)
- Made in: Chemical plant, Chemical plant MK 01, Chemical plant MK 02, Chemical plant MK 03, Chemical plant MK 04
- Unlocked by: [Erbium Processing](https://factorio.kalzumeus.com/tech/erbium.md)

### Erbium Oxalate (`er-oxalate`)

- 10 s · tier 6 · productivity modules allowed
- Ingredients: 50 × [Rare earth Pulp 04](https://factorio.kalzumeus.com/fluid/re-pulp-04.md), 1 × [Ammonium oxalate](https://factorio.kalzumeus.com/item/ammonium-oxalate.md)
- Results: 1 × [Erbium Oxalate](https://factorio.kalzumeus.com/item/er-oxalate.md)
- Made in: Chemical plant, Chemical plant MK 01, Chemical plant MK 02, Chemical plant MK 03, Chemical plant MK 04
- Unlocked by: [Erbium Processing](https://factorio.kalzumeus.com/tech/erbium.md)

### Erbium Oxide (`er-oxide`)

- 10 s · tier 6
- Ingredients: 1 × [Impure Erbium Oxide](https://factorio.kalzumeus.com/item/impure-er-oxide.md), 100 × [Water](https://factorio.kalzumeus.com/fluid/water.md)
- Results: 1 × [Erbium Oxide](https://factorio.kalzumeus.com/item/er-oxide.md), 100 × [Tailings](https://factorio.kalzumeus.com/fluid/tailings.md)
- Made in: Washer MK 01, Washer MK 02, Washer MK 03, Washer MK 04
- Unlocked by: [Erbium Processing](https://factorio.kalzumeus.com/tech/erbium.md)

### Erbium (`erbium`)

- 15 s · tier 6 · productivity modules allowed
- Ingredients: 1 × [Erbium Oxide](https://factorio.kalzumeus.com/item/er-oxide.md), 10 × [Lime](https://factorio.kalzumeus.com/item/lime.md), 50 × [Helium](https://factorio.kalzumeus.com/fluid/helium.md)
- Results: 1 × [Erbium](https://factorio.kalzumeus.com/item/erbium.md)
- Made in: High pressure furnace MK 01, High pressure furnace MK 02, High pressure furnace MK 03, High pressure furnace MK 04
- Unlocked by: [Erbium Processing](https://factorio.kalzumeus.com/tech/erbium.md)

### Impure Erbium Oxide (`impure-er-oxide`)

- 5 s · tier 6
- Ingredients: 5 × [Copper plate](https://factorio.kalzumeus.com/item/copper-plate.md), 1 × [Erbium Oxalate](https://factorio.kalzumeus.com/item/er-oxalate.md), 1 × [Cyanoacetate](https://factorio.kalzumeus.com/item/cyanoacetate.md)
- Results: 1 × [Impure Erbium Oxide](https://factorio.kalzumeus.com/item/impure-er-oxide.md)
- Made in: Ionic upgrader MK 01, Ionic upgrader MK 02, Ionic upgrader MK 03, Ionic upgrader MK 04
- Unlocked by: [Erbium Processing](https://factorio.kalzumeus.com/tech/erbium.md)