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ine.2. It consists of five main parts: furnace, heating power system, highvacuum system,watercooling system, puter control system3. Heating power system and pulling mechanism are highly stable and precise.4. Heating power system, puller mechanism, vacuum, watercooling flow are automatically controlled by industrial puter.5. Maximum diameter of the crystalMethod of heatingC Maximum charge amountThe cycle of growing 200 hr voltage3x(380177。 frequency50177。Power consumption, no more90 kVACooling water consumption, no more5 m3/hr 2100 kgSpectrD Crystal Growing FurnaceDetailed Product DescriptionSpectrD is highvacuum machine mainly used for the production of monocrystalline sapphire profiles by Stepanov (EFG) method. 1. SpectrD is highly automatized machine.2. It consists of fiveparts: furnace, heating power system, puter control system withvideo control system, high vacuumargon system, watercooling system.3. Heating power system and pulling mechanism are highly stable and precise. power system, puller mechanism, vacuum, argon pressure andwatercooling flow are automatically controlled by industrial puter.5. Seeding and crystal growing are observed through the video system.TECHNICAL SPECIFICATION1. Heating method: resistive2. Inner chamber dimensions, mm: height: 12503. Maximum working area temperature, oC: 21004. Working environment in chamber2) Inert argon at excessive pressure up to, kPa ( kgf/cm2): 29,4 (0,3)5. Upper rod traveling mechanism parameters: rod movement working speed range, mm/h: 5300 worki