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Convex Head Synthetic Bearing For Instrumentation Components Sapphire, which is derived from the Latin Spphins, which means blue; it belongs to the corundum group of minerals in the trigonal crystal system. In ...
...Latin Spphins, which means blue; it belongs to the corundum group of minerals in the trigonal crystal system. In the gem world, all colors of gem-grade corundum other than rubies are called sapphires. Sapphi...
... world, all colors of gem-grade corundum other than rubies are called sapphires. Sapphire precision parts are generally used in the wear-resistant and high-temperature parts of instruments, meters, and equip...