# Silver - Stage 2 (technology)

internal name `silver-mk02` · tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md))
HTML page: https://factorio.kalzumeus.com/tech/silver-mk02/

## Cost

900 units of (1 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 2 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 3 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 6 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 10 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 120 s each.

## Requires (1)

- [Lead processing - Stage 3](https://factorio.kalzumeus.com/tech/lead-mk03.md)

## Leads to (3)

- [Silver - Stage 3](https://factorio.kalzumeus.com/tech/silver-mk03.md)
- [Photovoltaic - Stage 3](https://factorio.kalzumeus.com/tech/solar-mk03.md)
- [Solder - Stage 3](https://factorio.kalzumeus.com/tech/solder-mk03.md)

## Unlocks (4 recipes)

### Silver plate (`hotair-silver-plate-3`)

- 4 s · tier 5
- Ingredients: 100 × [Molten silver](https://factorio.kalzumeus.com/fluid/molten-silver.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md), 50 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md)
- Results: 13 × [Silver plate](https://factorio.kalzumeus.com/item/silver-plate.md)
- Made in: Casting unit MK 01, Casting unit MK 01 (Legacy), Casting unit MK 02, Casting unit MK 02 (Legacy), Casting unit MK 03, Casting unit MK 03 (Legacy), Casting unit MK 04, Casting unit MK 04 (Legacy)
- Unlocked by: [Silver - Stage 2](https://factorio.kalzumeus.com/tech/silver-mk02.md)

### Molten silver (`molten-silver-01`)

- 4 s · tier 5
- Ingredients: 2 × [Refined silver lead dust (stage 3)](https://factorio.kalzumeus.com/item/lead-refined-dust-03.md), 2 × [Borax](https://factorio.kalzumeus.com/item/borax.md), 60 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md)
- Results: 20 × [Molten silver](https://factorio.kalzumeus.com/fluid/molten-silver.md)
- Made in: Basic oxygen furnace MK 01, Basic oxygen furnace MK 02, Basic oxygen furnace MK 03, Basic oxygen furnace MK 04
- Unlocked by: [Silver - Stage 2](https://factorio.kalzumeus.com/tech/silver-mk02.md)

### Silver plate (`silver-plate-2`)

- 1 s · tier 5
- Ingredients: 100 × [Silver lead solution (stage 1)](https://factorio.kalzumeus.com/fluid/sl-01.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md), 1 × [Fuel rod MK 01](https://factorio.kalzumeus.com/item/fuelrod-mk01.md), 3 × [Borax](https://factorio.kalzumeus.com/item/borax.md)
- Results: 4 × [Silver plate](https://factorio.kalzumeus.com/item/silver-plate.md)
- Made in: Advanced foundry MK 01, Advanced foundry MK 02, Advanced foundry MK 03, Advanced foundry MK 04
- Unlocked by: [Silver - Stage 2](https://factorio.kalzumeus.com/tech/silver-mk02.md)

### Silver plate (`silver-plate-3`)

- 4 s · tier 5
- Ingredients: 100 × [Molten silver](https://factorio.kalzumeus.com/fluid/molten-silver.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md)
- Results: 10 × [Silver plate](https://factorio.kalzumeus.com/item/silver-plate.md)
- Made in: Casting unit MK 01, Casting unit MK 01 (Legacy), Casting unit MK 02, Casting unit MK 02 (Legacy), Casting unit MK 03, Casting unit MK 03 (Legacy), Casting unit MK 04, Casting unit MK 04 (Legacy)
- Unlocked by: [Silver - Stage 2](https://factorio.kalzumeus.com/tech/silver-mk02.md)