# High grade iron

Pyanodons item · internal name `high-grade-iron` · stack size 100 · first craftable in tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md))
HTML page: https://factorio.kalzumeus.com/item/high-grade-iron/

## Produced by (1 recipes)

### High grade iron (`high-grade-iron`)

- 10 s · tier 5
- Ingredients: 450 × [Iron pulp (stage 7)](https://factorio.kalzumeus.com/fluid/iron-pulp-07.md), 1 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md)
- Results: 7 × [High grade iron](https://factorio.kalzumeus.com/item/high-grade-iron.md)
- Made in: Filter MK 01, Filter MK 02, Filter MK 03, Filter MK 04
- Unlocked by: [Iron processing - Stage 3](https://factorio.kalzumeus.com/tech/iron-mk03.md)

## Used in (2 recipes)

- Molten iron (`molten-iron-03`, tier 5) → [Molten iron](https://factorio.kalzumeus.com/fluid/molten-iron.md)
- Reduced 99.9% iron (`reduction-iron`, tier 7) → [Reduced 99.9% iron](https://factorio.kalzumeus.com/item/reduced-iron.md)