Equipment to heat rings for fixed prosthesis. These dimensions allows to work at least with 3 or 4 medium rings and 1 crucible. Ideal for fast coatings. Works with electronic temperature control. Fixed heating speed. In the top of the equipment has a chimney for gas extraction. Thermocouple K sheathed in quartz. Fibro-ceramic muffle. Includes a base to protect the muffle´s floor. Maximum Temperatura: 1100 °C.