{
  "type": "pneumaticcraft:pressure_chamber",
  "inputs": [
    {
	  "type": "pneumaticcraft:stacked_item",
      "count": 8,
      "item": "immersiveengineering:plate_gold"
    },
    {
	  "type": "pneumaticcraft:stacked_item",
      "count": 8,
      "item": "immersiveengineering:plate_electrum"
    },
    {
      "item": "pneumaticcraft:upgrade_matrix"
    }
  ],
  "pressure": 1.0,
  "results": [
    {
		"count": 1,
		"item": "ironchest:iron_to_gold_chest_upgrade"
    }
  ]
}