Material: Cordierite Infrared ceramic plaque used in gas burner, stove, oven, BBQ etc. Various sizes available Infrared ceramic plaque can be ... widely application to gas burner, grill, oven, BBQ, cooker cooktop, water heater, infrared heating and etc ... -√√-√Φ135√√√-280-520-√√-√Φ160√√√-280-520-√√-√ Infrared ceramic plaque for gas cooker