Growth equipment of many falling crucible method preparation magnesium fluoride crystal

The utility model provides a growth equipment of many falling crucible method preparation magnesium fluoride crystal, the porous graphite crucible includes seed crystal district, crystal growth district, feed bin district and crucible cover four bibliographic categories branch, growth equipment still includes furnace, descent means and copper induction heating coil, furnace's top and below are equipped with the air vent, nickel dam or high temperature resistance organic resin layer have been plated to furnace inner wall, copper induction coil and decline pole surface, can be able to bear or endure gas corrosion such as hydrogen fluoride. The utility model discloses well magnesium fluoride habit and size are controlled easily, the magnesium fluoride crystal and many crucibles are grown simultaneously, growth efficiency is high, is favorable to the industrial production. 种多坩埚下降法制备氟化镁晶体的生长设备，所述多孔石墨坩埚包括籽晶区、晶体生长区、料仓区和坩埚盖四部分；所述生长设备还包括炉膛、下降装置和铜感应加热线圈，所述炉膛的上方和下方设有通气孔，所述炉膛内壁、铜感应线圈和下降杆表面镀有镍层或是耐高温的有机树脂层，能够耐氟化氢等气体腐蚀。本实用新