Ceramic heating element with multiple temperature zones
The utility model discloses a ceramic heating element with multiple temperature zones, which comprises a ceramic heating element. The ceramic heating element consists of a first ceramic substrate, a second ceramic substrate, a heating circuit, an electrode pad, a heating temperature zone, an independent electrode lead and a common electrode, the first ceramic substrate and the second ceramic substrate are stacked and rolled to form a cylindrical or elliptic structure with a center hole, the heating circuit is printed on a front face of the second ceramic substrate, a plurality of electrode pads are printed on a back face of the second ceramic substrate, and a plurality of through holes are machined on an upper surface of the second ceramic substrate. The utility model has the beneficial effects of a simple structure and strong practicability.
H H A F
H05B H05B A24F F28F
additional inventional inventional inventional
Guoming
Li