Product Details 　　One piece of domestically produced black iron plate 　　Plate thickness: 12mm, Weight: 12kg 　　Size: 40cm diameter It's cut with a laser, so it's clean. There is no warping at all. Product Description Iron plates have heat retention properties, so the thicker they are, the more slowly you can cook. Heat is transferred evenly, so there are fewer unevenly cooked spots, and you can make crepes. It's quite popular. Material costs have increased, and this is the limit. In fact, it might go up even more in the future.