Hot air oven
SGM Hot air oven are sturdy double walled units with outer chamber made of M.S. sheet duly enamel painted with inner made up of Stainless Steel sheet. The gap between inner and outer chamber is filled with high grade glass wool to avoid thermal losses. Beaded heating elements are placed in ribs, at bottom and sides. Inner chamber is provided with ribs for adjusting perforated shelves to convenient height. Temperature is controlled by Microprocessor based PID Digital Temp. Indicator-cum –Controller. Air ventilators are also provided on the sides of the unit. To work on 220/230 volts A.C.
originally found here:- http://www.lab360.co.in/hot-air-oven.htm
