Single crystals (LN, LT, YAG, Al2O3, YVO4 etc.),Heaters (MoSi2, SiC) for annealing furnace and single crystal furnace, high purity oxides (high purity rear earth oxides, SiO2, Al2O3, TiO2, Ti2O3 and Ti3O5 etc.) for crystal growth and optical coatings. W,Mo crucibles and W,Mo products for crystal growth, fire-resistant materials and products for heat isolating during crystal growth.
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