... It is ideal for laboratories for temperature up to 1700°C. Mainly Specification for the SHIBO-1700M muffle furnaceFurnace structure: ... Life B Type ThermocoupleHeating rate:0~20°C / min (suggestion =< 10°C)Temperature accuracy: +/-1 °C Wok voltage:AC220V, 50/60HZ single ... samples, University labs, science and research Institute, annealing, etc Bench top Box muffle furnace(SHIBO-1700M,8*8*8inch,8L)