tion fiber blanket, 95 porcelain wiring board and other components. It has the characteristics of fast heating, small thermal inertia, precise temperature control and long service life. (Our heater core components use impored pure 2080 nickel-chromium alloy materials, some industrial enterprises have selected iron-chromium-aluminum heating materials, nickel-chromium materials, reclaimed silk, or inferior nickel-chromium wire to impersonate 2080 pure nickel-chromium wire, thereby reducing product