... and gas oven heat resistance non-stick cookware Our factory manufactures stone cookware,such as stone pan,stone pot,stone tray and ... surface;the wood board is washable but non-crack.Advantage of Non-stick Stone cookware:Non stick,non crack,natural granite for healthy using, food ... clean-up. Scratch-resistant,easy to be heated for die cast aluminum stone cookware.Heat resistance: Max 550 degrees.Only ...