... material: 99.99% pure corundum, temperature resistance 1750 Heating elements: resistance wire, silicon carbon bar, the molybdenum ... . Room temperature ~ 1600oC continuously adjustable (± 1oC ), Programmable heating rate, 0 ~ 10oC / min Over 50 procedures can ... CM); Constant temperature zone length: 100mm, 200mm, 300mm,furnace heating time ≤ 180 min Insulation materials: polycrystalline mullite fiber;5 ...