XD-1600A muffle furnace can be working under Vacuum, Nitrogen and other inert gases atmosphere situation, which consists of high quality alumina fiber brick and MoSi2 heating elements with chamber of 8"x8"x8", and temperature is controlled by high precision SCR ( Silicon Controlled Rectifier) digital controller with accuracy +/-1 oC and 30 segments programmable up to 1500oC. It is an ideal tool for materials annealing and sintering in your research laboratory.