data:extend(
{ 
  {
    type = "item",
    name = "electric-furnace-mk2",
    icon = "__MAIN-DyTech-Machine__/graphics/electric-furnaces/electric-furnace-2.png",
    flags = {"goes-to-quickbar"},
    subgroup = "dytech-machines-furnace",
    order = "b[electric-furnace]-2",
    place_result = "electric-furnace-mk2",
    stack_size = 50
  },
  {
    type = "item",
    name = "electric-furnace-mk3",
    icon = "__MAIN-DyTech-Machine__/graphics/electric-furnaces/electric-furnace-3.png",
    flags = {"goes-to-quickbar"},
    subgroup = "dytech-machines-furnace",
    order = "b[electric-furnace]-3",
    place_result = "electric-furnace-mk3",
    stack_size = 50
  },
  {
    type = "item",
    name = "electric-furnace-mk4",
    icon = "__MAIN-DyTech-Machine__/graphics/electric-furnaces/electric-furnace-4.png",
    flags = {"goes-to-quickbar"},
    subgroup = "dytech-machines-furnace",
    order = "b[electric-furnace]-4",
    place_result = "electric-furnace-mk4",
    stack_size = 50
  },
  {
    type = "item",
    name = "electric-furnace-mk5",
    icon = "__MAIN-DyTech-Machine__/graphics/electric-furnaces/electric-furnace-5.png",
    flags = {"goes-to-quickbar"},
    subgroup = "dytech-machines-furnace",
    order = "b[electric-furnace]-5",
    place_result = "electric-furnace-mk5",
    stack_size = 50
  },
}
)