Silicone Rubber Heater for 3D Printer has the unmatched softness of traditional metal heaters with a thin, face-like heating element. · It is composed of two sheets compacted by silica gel sandwiched in two pieces above and below the glass fiber cloth. · Because it is a thin sheet product, it has good heat transfer (standard thickness 1.5mm). · It is flexible, so the heated object can be completely touched, such as a curved cylinder. Silicone heater heating fast, uniform temperature, high thermal efficiency, high strength, easy to use, safe life of up to four years, not easy to aging.