Express underground belt
2 Fast underground belt + 360 Lubricant + 18 Super alloy + 90 Super steel + 72 Special small parts + 16 Express transport belt → 2 Express underground belt
Compatible machines Burner assembling machine MK 01 · Burner assembling machine MK 02 · Burner assembling machine MK 03 · Automated factory MK 01 · Automated factory MK 02 · Automated factory MK 03 · Automated factory MK 04.
Research tier Production science pack. Logistics 3
2 base seconds per batch. Fractional outputs are average yields.