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A gyroscope rotor is a device for measuring or maintaining orientation, based on the principles of angular momentum. A mechanical gyroscope rotor is essentially a spinning wheel or disk whose axle is free to take any orientation.
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Heating Resistors are used as heating components to plate the substrates of kinescope,mirrors,plastics,metal and various decorations.Stranded wires are used as raw material of heating elements,and also as heating components of semiconductors and vacuum devices directly.
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Explain for purity of Rare Earth Metal:what is the purity of Rare Earth Metal? Whats mean is “TREM”? Whats means is the “RE/TREM”? TREM means Total content of Rare Earth Metal, RE/TREM means this RE element's content in the Total content of Rare Earth Metal; for example La/TREM: 99.9%, TREM: 99%, means La element content is 99.9% in the total content of Rare Earth Metal and Total content of Rare Earth Metal is 99%.