M1200 Muffle Furnace uses Resistance wire as heating elements, which can be used up to 1200?.
M1400 muffle furnace consists of high quality alumina fiber brick and SiC heating elements
1600? Muffle furnace is a good-effective high temperature Laboratory furnace. The furnace consists of high quality alumina fiber brick and MoSi2 heating elements
M1700 muffle furnace consists of high quality alumina fiber brick and MoSi2 heating elements.