SX2-TP series chamber electric furnace, as research-based product, adopts modern integrated double-layer furnace body structure. Its hearth is made of new type fireproofing material---ceramic fiber, fast rate of temperature increase, great thermal insulation property, energy saving, environmental protection, and long service life. Its stainless steel sheathed thermocouple is quick reaction, high temperature control precision and great temperature resistance performance. Its control system adopts PLC technology with Chinese and English operation interface, being ideal import substitute.