# Antimony processing - Stage 4 (technology) internal name `antimony-mk04` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md)) HTML page: https://factorio.kalzumeus.com/tech/antimony-mk04/ ## Cost 2750 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each. ## Requires (2) - [Antimony processing - Stage 3](https://factorio.kalzumeus.com/tech/antimony-mk03.md) - [Mining machines - Stage 4](https://factorio.kalzumeus.com/tech/machines-mk04.md) ## Leads to (0) - none ## Unlocks (7 recipes) ### High purified antimony (`high-purified-sb`) - 15 s · tier 7 - Ingredients: 40 × [Antimony Concentrate](https://factorio.kalzumeus.com/fluid/sb-conc.md), 2 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md) - Results: 1 × [High purified antimony](https://factorio.kalzumeus.com/item/high-purified-sb.md) - Made in: Filter MK 01, Filter MK 02, Filter MK 03, Filter MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Antimony Concentrate (`sb-conc`) - 50 s · tier 7 - Ingredients: 100 × [Final Concentrate](https://factorio.kalzumeus.com/fluid/sb-final-conc.md), 100 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md) - Results: 100 × [Antimony Concentrate](https://factorio.kalzumeus.com/fluid/sb-conc.md), 100 × [Tailings](https://factorio.kalzumeus.com/fluid/tailings.md) - Made in: Centrifuge, Centrifuge MK 01, Centrifuge MK 02, Centrifuge MK 03, Centrifuge MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Final Concentrate (`sb-final-conc`) - 20 s · tier 7 - Ingredients: 100 × [Antimony Pulp 05](https://factorio.kalzumeus.com/fluid/sb-pulp-05.md), 100 × [Shale oil](https://factorio.kalzumeus.com/fluid/scrude.md) - Results: 100 × [Final Concentrate](https://factorio.kalzumeus.com/fluid/sb-final-conc.md), 100 × [Tailings](https://factorio.kalzumeus.com/fluid/tailings.md) - Made in: Jig concentrator MK 01, Jig concentrator MK 02, Jig concentrator MK 03, Jig concentrator MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Antimony oxide (`sb-oxide-04`) - 10 s · tier 7 · productivity modules allowed - Ingredients: 1 × [High purified antimony](https://factorio.kalzumeus.com/item/high-purified-sb.md), 100 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md), 25 × [Plastic bar](https://factorio.kalzumeus.com/item/plastic-bar.md) - Results: 25 × [Antimony oxide](https://factorio.kalzumeus.com/item/sb-oxide.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: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Antimony Pulp 05 (`sb-pulp-05`) - 20 s · tier 7 - Ingredients: 100 × [Antimony 58.3% Concentrate](https://factorio.kalzumeus.com/fluid/sb-58-conc.md), 50 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md), 5 × [Sodium cyanate](https://factorio.kalzumeus.com/item/sodium-cyanate.md), 1 × [Yellow dextrine](https://factorio.kalzumeus.com/item/yellow-dextrine.md) - Results: 100 × [Antimony Pulp 05](https://factorio.kalzumeus.com/fluid/sb-pulp-05.md) - Made in: Flotation cell MK 01, Flotation cell MK 02, Flotation cell MK 03, Flotation cell MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Sodium cyanate (`sodium-cyanate`) - 10 s · tier 7 · productivity modules allowed - Ingredients: 2 × [Sodium carbonate](https://factorio.kalzumeus.com/item/sodium-carbonate.md), 100 × [Cyanic acid](https://factorio.kalzumeus.com/fluid/cyanic-acid.md), 5 × [Urea](https://factorio.kalzumeus.com/item/urea.md) - Results: 1 × [Sodium cyanate](https://factorio.kalzumeus.com/item/sodium-cyanate.md) - Made in: Mixer MK 01, Mixer MK 02, Mixer MK 03, Mixer MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md) ### Yellow dextrine (`yellow-dextrine`) - 10 s · tier 7 · productivity modules allowed - Ingredients: 5 × [Starch](https://factorio.kalzumeus.com/item/starch.md), 150 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md), 10 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md) - Results: 1 × [Yellow dextrine](https://factorio.kalzumeus.com/item/yellow-dextrine.md) - Made in: Fluidised bed reactor MK 01, Fluidised bed reactor MK 02, Fluidised bed reactor MK 03, Fluidised bed reactor MK 04 - Unlocked by: [Antimony processing - Stage 4](https://factorio.kalzumeus.com/tech/antimony-mk04.md)