Pyanodons

Sponge iron

sponge-iron · item · stack 100 · first available in tier 7: Production science pack

Produced by 2

Sponge iron ⏱ 5s · tier 7
10 Iron oxide 2 Sodium sulfate 100 Light oil 100 Pressurized air
→
1 Sponge iron 400 Flue gas
Made in: Direct reduction plantUnlocked by: Steel - Stage 3
Unslimed iron ⏱ 80s
4 Geothermal Water barrel 50 Iron ore 1 Biosample 30 Pressurized air
→
2 Sponge iron 4 Unslimed iron 4 Hot air barrel
Made in: Simik den MK 01 Simik den MK 02 Simik den MK 03 Simik den MK 04Unlocked by an upgrade choice, not research

Used in 1

Molten steel ⏱ 4s · tier 7
1 Sponge iron 3 Limestone 3 Graphite
→
50 Molten steel
Made in: Electric arc furnace MK 01 Electric arc furnace MK 02 Electric arc furnace MK 03 Electric arc furnace MK 04Unlocked by: Steel - Stage 3