# Chromium processing - Stage 3 (technology) internal name `chromium-mk03` · tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md)) HTML page: https://factorio.kalzumeus.com/tech/chromium-mk03/ ## Cost 800 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 (2) - [Additives](https://factorio.kalzumeus.com/tech/additives.md) - [Chromium processing - Stage 2](https://factorio.kalzumeus.com/tech/chromium-mk02.md) ## Leads to (2) - [Alloy smelting - Stage 3](https://factorio.kalzumeus.com/tech/alloys-mk03.md) - [Gold processing](https://factorio.kalzumeus.com/tech/gold.md) ## Unlocks (14 recipes) ### Chromite pulp (stage 1) (`chromite-pulp-01`) - 3 s · tier 5 - Ingredients: 20 × [Chromite (grade 4)](https://factorio.kalzumeus.com/item/grade-4-chromite.md), 5 × [Sodium hydroxide](https://factorio.kalzumeus.com/item/sodium-hydroxide.md), 100 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 100 × [Chromite pulp (stage 1)](https://factorio.kalzumeus.com/fluid/chromite-pulp-01.md) - Made in: Agitator MK 01, Agitator MK 02, Agitator MK 03, Agitator MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Processed chromite (`chromite-pulp-02`) - 5 s · tier 5 - Ingredients: 1 × [High grade chromite](https://factorio.kalzumeus.com/item/high-chromite.md), 300 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 100 × [Chromite pulp (stage 2)](https://factorio.kalzumeus.com/fluid/chromite-pulp-02.md), 1 × [Processed chromite](https://factorio.kalzumeus.com/item/processed-chromite.md) - Made in: Centrifugal pan MK 01, Centrifugal pan MK 02, Centrifugal pan MK 03, Centrifugal pan MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite pulp (stage 3) (`chromite-pulp-03`) - 3 s · tier 5 - Ingredients: 200 × [Chromite pulp (stage 2)](https://factorio.kalzumeus.com/fluid/chromite-pulp-02.md), 50 × [Organic solvent](https://factorio.kalzumeus.com/fluid/organic-solvent.md) - Results: 100 × [Chromite pulp (stage 3)](https://factorio.kalzumeus.com/fluid/chromite-pulp-03.md) - Made in: Leaching station MK 01, Leaching station MK 02, Leaching station MK 03, Leaching station MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite pulp (stage 4) (`chromite-pulp-04`) - 3 s · tier 5 - Ingredients: 100 × [Chromite pulp (stage 3)](https://factorio.kalzumeus.com/fluid/chromite-pulp-03.md), 100 × [Methanol](https://factorio.kalzumeus.com/fluid/methanol.md), 150 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md) - Results: 50 × [Chromite pulp (stage 4)](https://factorio.kalzumeus.com/fluid/chromite-pulp-04.md), 50 × [Chromite pulp (stage 5)](https://factorio.kalzumeus.com/fluid/chromite-pulp-05.md), 100 × [Tailings](https://factorio.kalzumeus.com/fluid/tailings.md) - Made in: Flotation cell MK 01, Flotation cell MK 02, Flotation cell MK 03, Flotation cell MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite pulp (stage 5) (`chromite-pulp-05`) - 2 s · tier 5 - Ingredients: 100 × [Chromite pulp (stage 6)](https://factorio.kalzumeus.com/fluid/chromite-pulp-06.md), 100 × [Glycerol](https://factorio.kalzumeus.com/fluid/glycerol.md), 150 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md) - Results: 50 × [Chromite pulp (stage 5)](https://factorio.kalzumeus.com/fluid/chromite-pulp-05.md), 0.2 × [High grade chromite](https://factorio.kalzumeus.com/item/high-chromite.md) (20% chance) - Made in: Flotation cell MK 01, Flotation cell MK 02, Flotation cell MK 03, Flotation cell MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite pulp (stage 6) (`chromite-pulp-06`) - 3 s · tier 5 - Ingredients: 100 × [Chromite pulp (stage 4)](https://factorio.kalzumeus.com/fluid/chromite-pulp-04.md), 100 × [Tar](https://factorio.kalzumeus.com/fluid/tar.md), 150 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md) - Results: 100 × [Chromite pulp (stage 6)](https://factorio.kalzumeus.com/fluid/chromite-pulp-06.md), 50 × [Chromite solution](https://factorio.kalzumeus.com/fluid/chromite-solution.md) - Made in: Flotation cell MK 01, Flotation cell MK 02, Flotation cell MK 03, Flotation cell MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite pulp (stage 7) (`chromite-pulp-07`) - 2 s · tier 5 - Ingredients: 100 × [Chromite pulp (stage 5)](https://factorio.kalzumeus.com/fluid/chromite-pulp-05.md), 300 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 100 × [Chromite pulp (stage 7)](https://factorio.kalzumeus.com/fluid/chromite-pulp-07.md), 200 × [Tailings](https://factorio.kalzumeus.com/fluid/tailings.md) - Made in: Thickener MK 01, Thickener MK 02, Thickener MK 03, Thickener MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromium (`chromium-02`) - 4 s · tier 5 - Ingredients: 100 × [Molten chromium](https://factorio.kalzumeus.com/fluid/molten-chromium.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md) - Results: 25 × [Chromium](https://factorio.kalzumeus.com/item/chromium.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: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### High grade chromite (`high-chromite`) - 6 s · tier 5 - Ingredients: 200 × [Chromite pulp (stage 1)](https://factorio.kalzumeus.com/fluid/chromite-pulp-01.md), 50 × [Aerofloat 15](https://factorio.kalzumeus.com/fluid/aerofloat-15.md), 100 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md) - Results: 4 × [High grade chromite](https://factorio.kalzumeus.com/item/high-chromite.md), 200 × [Chromite solution](https://factorio.kalzumeus.com/fluid/chromite-solution.md) - Made in: Flotation cell MK 01, Flotation cell MK 02, Flotation cell MK 03, Flotation cell MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromium (`hotair-chromium-02`) - 4 s · tier 5 - Ingredients: 100 × [Molten chromium](https://factorio.kalzumeus.com/fluid/molten-chromium.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md), 50 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md) - Results: 32 × [Chromium](https://factorio.kalzumeus.com/item/chromium.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: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Molten chromium (`molten-chromium-01`) - 4 s · tier 5 - Ingredients: 15 × [Chromite sand](https://factorio.kalzumeus.com/item/chromite-sand.md), 3 × [Borax](https://factorio.kalzumeus.com/item/borax.md), 150 × [Carbon dioxide](https://factorio.kalzumeus.com/fluid/carbon-dioxide.md), 3 × [Graphite](https://factorio.kalzumeus.com/item/graphite.md) - Results: 70 × [Molten chromium](https://factorio.kalzumeus.com/fluid/molten-chromium.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: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### High grade chromite (`recrush-processed-chromite`) - 2 s · tier 5 - Ingredients: 1 × [Processed chromite](https://factorio.kalzumeus.com/item/processed-chromite.md) - Results: 0.4 × [High grade chromite](https://factorio.kalzumeus.com/item/high-chromite.md) (40% chance), 0.4 × [Sand](https://factorio.kalzumeus.com/item/sand.md) (40% chance) - Made in: Secondary crusher MK 01, Secondary crusher MK 02, Secondary crusher MK 03, Secondary crusher MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite sand (`tier-4-chromite-sand`) - 3 s · tier 5 - Ingredients: 10 × [Sand](https://factorio.kalzumeus.com/item/sand.md), 100 × [Chromite pulp (stage 7)](https://factorio.kalzumeus.com/fluid/chromite-pulp-07.md), 200 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Results: 55 × [Chromite sand](https://factorio.kalzumeus.com/item/chromite-sand.md) - Made in: Scrubber MK 01, Scrubber MK 02, Scrubber MK 03, Scrubber MK 04 - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md) ### Chromite sand (`tier-5-chromite-sand`) - 3 s · tier 5 - Ingredients: 150 × [Chromite solution](https://factorio.kalzumeus.com/fluid/chromite-solution.md) - Results: 35 × [Chromite sand](https://factorio.kalzumeus.com/item/chromite-sand.md) - Made in: Evaporator MK 01, Evaporator MK 01 (Legacy), Evaporator MK 02, Evaporator MK 02 (Legacy), Evaporator MK 03, Evaporator MK 03 (Legacy), Evaporator MK 04, Evaporator MK 04 (Legacy) - Unlocked by: [Chromium processing - Stage 3](https://factorio.kalzumeus.com/tech/chromium-mk03.md)