{
  "type": "pneumaticcraft:pressure_chamber",
  "inputs": [
    {
      "tag": "forge:plates/steel"
    },
    {
      "item": "tfc:powder/flux"
    },
    {
      "tag": "forge:plates/lead"
    }
  ],
  "pressure": 4.5,
  "results": [
    {
      "item": "tfmg:heavy_plate"
    }
  ]
}