# Polycrystalline slab

Pyanodons item · internal name `polycrystalline-slab` · 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/polycrystalline-slab/

## Produced by (1 recipes)

### Polycrystalline slab (`polycrystalline-slab`)

- 15 s · tier 5
- Ingredients: 3 × [Electronic Grade Silicon](https://factorio.kalzumeus.com/item/eg-si.md), 3 × [Graphite](https://factorio.kalzumeus.com/item/graphite.md), 1 × [Crucible](https://factorio.kalzumeus.com/item/crucible.md)
- Results: 1 × [Polycrystalline slab](https://factorio.kalzumeus.com/item/polycrystalline-slab.md)
- Made in: Electric arc furnace MK 01, Electric arc furnace MK 02, Electric arc furnace MK 03, Electric arc furnace MK 04
- Unlocked by: [Silicon processing - Stage 2](https://factorio.kalzumeus.com/tech/silicon-mk02.md)

## Used in (3 recipes)

- Polycrystalline silicon plate (`polycrystalline-plate`, tier 5) → [Polycrystalline silicon plate](https://factorio.kalzumeus.com/item/polycrystalline-plate.md)
- Plasmonic Core (`plasmonic-core`, tier 6) → [Plasmonic Core](https://factorio.kalzumeus.com/item/plasmonic-core.md)
- Cridren enclosure MK 01 (`cridren-enclosure-mk01-with-mufflers`, tier ?) → [Cridren enclosure MK 01](https://factorio.kalzumeus.com/item/cridren-enclosure-mk01.md)