# Low grade copper dust

Pyanodons item · internal name `copper-low-dust` · stack size 100 · first craftable in tier 2 (Logistic science pack, [tier 2](https://factorio.kalzumeus.com/tier/2.md))
HTML page: https://factorio.kalzumeus.com/item/copper-low-dust/

## Produced by (1 recipes)

### Copper (grade 4) (`classify-low-grade`)

- 2 s · tier 2
- Ingredients: 4 × [Low grade copper rejects](https://factorio.kalzumeus.com/item/low-grade-rejects.md)
- Results: 0.3 × [Copper (grade 4)](https://factorio.kalzumeus.com/item/grade-4-copper.md) (30% chance), 1 × [Low grade copper dust](https://factorio.kalzumeus.com/item/copper-low-dust.md)
- Made in: Classifier MK 01, Classifier MK 01 (Legacy), Classifier MK 02, Classifier MK 02 (Legacy), Classifier MK 03, Classifier MK 03 (Legacy), Classifier MK 04, Classifier MK 04 (Legacy)
- Unlocked by: [Copper processing - Stage 2](https://factorio.kalzumeus.com/tech/copper-mk02.md)

## Used in (1 recipes)

- Low grade copper (`wash-coper-low-dust`, tier 2) → [Low grade copper](https://factorio.kalzumeus.com/item/low-grade-copper.md)