Pig iron mine
The backbone of your economy: pig iron feeds the blast furnace and goes into many buildings. Start early and keep upgrading.

Pig iron is needed twice over: as a building material for most mines, power plants, warehouses and the Weapons factory – and as the raw material your Blast furnace turns into metal. That's why the Pig iron mine is usually the mine you upgrade most often.
Keep your Pig iron mine at least at the same level as your Blast furnace, ideally a level or two higher. The furnace consumes more pig iron than it turns out as metal – at equal levels the mine barely covers its needs, leaving little for your construction jobs. Mining technology boosts pig iron output on top.
Each level raises production – and the energy demand, so upgrade your Fusion plant alongside. Like all mines, the Pig iron mine gets more expensive more slowly than most other buildings, so it stays affordable for a long time: in live universes the strongest mines are at level 90 and beyond.
Background
The pig iron mine is the first step towards founding an interplanetary empire. As the main source of pig iron, it is important for the production of metal in the blast furnace and for the upgrading of buildings which need to be resistant to strong vibrations. Pig iron is only found in the deeper layers of the mine. You can dig deeper to extract more pig iron by upgrading your mine to a higher level. The production costs will increase for each level since each level requires a greater amount of materials and technology.
Levels at a glance
| Level | Pig iron | Kryptonite | Build time | Pig iron / hour | Energy needed |
|---|---|---|---|---|---|
| 1 | 78 | 25 | 8 s | 27 | -4 |
| 2 | 118 | 38 | 13 s | 63 | -10 |
| 3 | 178 | 58 | 19 s | 109 | -18 |
| 4 | 269 | 87 | 29 s | 167 | -27 |
| 5 | 406 | 130 | 44 s | 241 | -40 |
| 6 | 613 | 197 | 1 min 6 s | 333 | -55 |
| 7 | 925 | 297 | 1 min 40 s | 446 | -74 |
| 8 | 1,397 | 448 | 2 min 31 s | 587 | -97 |
| 9 | 2,109 | 676 | 3 min 48 s | 759 | -126 |
| 10 | 3,184 | 1,021 | 5 min 44 s | 970 | -161 |
| 11 | 4,807 | 1,541 | 8 min 40 s | 1,228 | -204 |
| 12 | 7,259 | 2,327 | 13 min 5 s | 1,540 | -256 |
| 13 | 10,961 | 3,513 | 19 min 45 s | 1,919 | -319 |
| 14 | 16,550 | 5,305 | 29 min 50 s | 2,377 | -396 |
| 15 | 24,991 | 8,010 | 45 min 2 s | 2,929 | -488 |
| 16 | 37,736 | 12,095 | 1 h 8 min | 3,593 | -598 |
| 17 | 56,981 | 18,263 | 1 h 42 min | 4,390 | -731 |
| 18 | 86,041 | 27,578 | 2 h 35 min | 5,346 | -891 |
| 19 | 129,922 | 41,642 | 3 h 54 min | 6,489 | -1,081 |
| 20 | 196,181 | 62,879 | 5 h 53 min | 7,855 | -1,309 |
| 21 | 296,234 | 94,947 | 8 h 53 min | 9,486 | -1,581 |
| 22 | 447,312 | 143,370 | 13 h 26 min | 11,428 | -1,904 |
| 23 | 675,442 | 216,488 | 20 h 17 min | 13,740 | -2,290 |
| 24 | 1,019,916 | 326,897 | 1 d 6 h 38 min | 16,488 | -2,748 |
| 25 | 1,540,074 | 493,614 | 1 d 22 h 15 min | 19,751 | -3,291 |
| 26 | 2,325,511 | 745,356 | 2 d 21 h 51 min | 23,622 | -3,937 |
| 27 | 3,511,521 | 1,125,488 | 4 d 9 h 28 min | 28,210 | -4,701 |
| 28 | 5,302,397 | 1,699,486 | 6 d 15 h 16 min | 33,644 | -5,607 |
| 29 | 8,006,619 | 2,566,224 | 10 d | 40,072 | -6,678 |
| 30 | 12,089,994 | 3,874,998 | 15 d 3 h | 47,672 | -7,945 |
| 31 | 18,255,891 | 5,851,247 | 22 d 20 h | 56,650 | -9,441 |
| 32 | 27,566,395 | 8,835,383 | 34 d 12 h | 67,249 | -11,208 |
| 33 | 41,625,256 | 13,341,429 | 52 d 2 h | 79,754 | -13,292 |
| 34 | 62,854,137 | 20,145,557 | 78 d 15 h | 94,496 | -15,749 |
| 35 | 94,909,746 | 30,419,791 | 118 d 18 h | 111,867 | -18,644 |
| 36 | 143,313,717 | 45,933,884 | 179 d 8 h | 132,323 | -22,053 |
| 37 | 216,403,712 | 69,360,164 | 270 d 20 h | 156,398 | -26,066 |
| 38 | 326,769,605 | 104,733,848 | 408 d 23 h | 184,719 | -30,786 |
| 39 | 493,422,103 | 158,148,110 | 617 d 12 h | 218,017 | -36,336 |
| 40 | 745,067,376 | 238,803,646 | 932 d 11 h | 257,149 | -42,858 |
| 41 | 1.13 B | 360,593,506 | 1,408 d | 303,114 | -50,519 |
| 42 | 1.70 B | 544,496,194 | 2,126 d 3 h | 357,083 | -59,513 |
| 43 | 2.57 B | 822,189,252 | 3,210 d 11 h | 420,423 | -70,070 |
| 44 | 3.87 B | 1.24 B | 4,847 d 19 h | 494,730 | -82,455 |
| 45 | 5.85 B | 1.87 B | 7,320 d 4 h | 581,870 | -96,978 |
| 46 | 8.83 B | 2.83 B | 11,053 d 12 h | 684,021 | -114,003 |
| 47 | 13.34 B | 4.27 B | 16,690 d 19 h | 803,725 | -133,954 |
| 48 | 20.14 B | 6.45 B | 25,203 d 2 h | 943,949 | -157,324 |
| 49 | 30.41 B | 9.75 B | 38,056 d 16 h | 1,108,157 | -184,692 |
| 50 | 45.92 B | 14.72 B | 57,465 d 14 h | 1,300,388 | -216,731 |
| 51 | 69.33 B | 22.22 B | 86,773 d 1 h | 1,525,356 | -254,226 |
| 52 | 104.69 B | 33.56 B | 131,027 d 7 h | 1,788,554 | -298,092 |
| 53 | 158.09 B | 50.67 B | 197,851 d 5 h | 2,096,392 | -349,398 |
| 54 | 238.71 B | 76.51 B | 298,755 d 9 h | 2,456,339 | -409,389 |
| 55 | 360.45 B | 115.53 B | 451,120 d 15 h | 2,877,101 | -479,516 |
| 56 | 544.29 B | 174.45 B | 681,192 d 3 h | 3,368,824 | -561,470 |
| 57 | 821.87 B | 263.42 B | 1,028,600 d 3 h | 3,943,328 | -657,221 |
| 58 | 1.24 T | 397.76 B | 1,553,186 d 5 h | 4,614,386 | -769,064 |
| 59 | 1.87 T | 600.62 B | 2,345,311 d 4 h | 5,398,036 | -899,672 |
| 60 | 2.83 T | 906.94 B | 3,541,419 d 21 h | 6,312,958 | -1,052,159 |
| 61 | 4.27 T | 1.37 T | 5,347,544 d 1 h | 7,380,900 | -1,230,150 |
| 62 | 6.45 T | 2.07 T | 8,074,791 d 12 h | 8,627,183 | -1,437,863 |
| 63 | 9.74 T | 3.12 T | 12,192,935 d 5 h | 10,081,281 | -1,680,213 |
| 64 | 14.71 T | 4.72 T | 18,411,332 d 4 h | 11,777,496 | -1,962,916 |
| 65 | 22.21 T | 7.12 T | 27,801,111 d 13 h | 13,755,748 | -2,292,624 |
| 66 | 33.54 T | 10.75 T | 41,979,678 d 11 h | 16,062,481 | -2,677,080 |
| 67 | 50.65 T | 16.23 T | 63,389,314 d 12 h | 18,751,730 | -3,125,288 |
| 68 | 76.48 T | 24.51 T | 95,717,864 d 22 h | 21,886,347 | -3,647,724 |
| 69 | 115.49 T | 37.01 T | 144,533,976 d | 25,539,436 | -4,256,572 |
| 70 | 174.38 T | 55.89 T | 218,246,303 d 19 h | 29,796,009 | -4,966,001 |
| 71 | 263.32 T | 84.40 T | 329,551,918 d 18 h | 34,754,916 | -5,792,486 |
| 72 | 397.61 T | 127.44 T | 497,623,397 d 7 h | 40,531,086 | -6,755,181 |
| 73 | 600.39 T | 192.43 T | 751,411,329 d 23 h | 47,258,120 | -7,876,353 |
| 74 | 906.59 T | 290.57 T | 1,134,631,108 d 5 h | 55,091,316 | -9,181,886 |
| 75 | 1.37 Qa | 438.77 T | 1,713,292,973 d 10 h | 64,211,162 | -10,701,860 |
| 76 | 2.07 Qa | 662.54 T | 2,587,072,389 d 21 h | 74,827,407 | -12,471,234 |
| 77 | 3.12 Qa | 1.00 Qa | 3,906,479,308 d 17 h | 87,183,775 | -14,530,629 |
| 78 | 4.71 Qa | 1.51 Qa | 5,898,783,756 d 4 h | 101,563,437 | -16,927,239 |
| 79 | 7.12 Qa | 2.28 Qa | 8,907,163,471 d 20 h | 118,295,362 | -19,715,893 |
| 80 | 10.75 Qa | 3.44 Qa | 13,449,816,842 d 12 h | 137,761,688 | -22,960,281 |
| 81 | 16.23 Qa | 5.20 Qa | 20,309,223,432 d 4 h | 160,406,265 | -26,734,377 |
| 82 | 24.50 Qa | 7.85 Qa | 30,666,927,382 d 14 h | 186,744,578 | -31,124,096 |
| 83 | 37.00 Qa | 11.86 Qa | 46,307,060,347 d 17 h | 217,375,244 | -36,229,207 |
| 84 | 55.87 Qa | 17.91 Qa | 69,923,661,125 d 1 h | 252,993,356 | -42,165,559 |
| 85 | 84.36 Qa | 27.04 Qa | 105,584,728,298 d 20 h | 294,405,959 | -49,067,659 |
| 86 | 127.39 Qa | 40.83 Qa | 159,432,939,731 d 5 h | 342,549,993 | -57,091,665 |
| 87 | 192.36 Qa | 61.65 Qa | 240,743,738,994 d 4 h | 398,513,102 | -66,418,850 |
| 88 | 290.46 Qa | 93.10 Qa | 363,523,045,881 d 4 h | 463,557,770 | -77,259,628 |
| 89 | 438.60 Qa | 140.58 Qa | 548,919,799,280 d 14 h | 539,149,292 | -89,858,215 |
| 90 | 662.28 Qa | 212.27 Qa | 828,868,896,913 d 17 h | 626,988,222 | -104,498,037 |
| 91 | 1.00 Qi | 320.53 Qa | 1,251,592,034,339 d 17 h | 729,047,971 | -121,507,995 |
| 92 | 1.51 Qi | 484.00 Qa | 1,889,903,971,853 d | 847,618,411 | -141,269,735 |
| 93 | 2.28 Qi | 730.83 Qa | 2,853,754,997,498 d | 985,356,403 | -164,226,067 |
| 94 | 3.44 Qi | 1.10 Qi | 4,309,170,046,222 d | 1,145,344,378 | -190,890,729 |
| 95 | 5.20 Qi | 1.67 Qi | 6,506,846,769,795 d 6 h | 1,331,158,227 | -221,859,704 |
| 96 | 7.85 Qi | 2.52 Qi | 9,825,338,622,390 d 20 h | 1,546,945,981 | -257,824,330 |
| 97 | 11.85 Qi | 3.80 Qi | 14,836,261,319,810 d 5 h | 1,797,519,002 | -299,586,500 |
| 98 | 17.90 Qi | 5.74 Qi | 22,402,754,592,913 d 10 h | 2,088,457,645 | -348,076,274 |
| 99 | 27.03 Qi | 8.66 Qi | 33,828,159,435,299 d 6 h | 2,426,233,703 | -404,372,283 |
| 100 | 40.81 Qi | 13.08 Qi | 51,080,520,747,301 d 21 h | 2,818,352,281 | -469,725,380 |
Values without premium, Synth or specialization bonuses. Costs are for upgrading to the given level. Set your development center, microsystem accelerator and universe above and the build times adjust.