The involute gear profile is the most commonly used system for gearing today, with cycloid gearing still used for some specialties such as clocks. In an involute gear, the profiles of the teeth are involutes of a circle.
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Pure tungsten Plate On the basis of powder metallurgy, through forging combined with rolling process, the temperature reduction forging or rolling deformation can be controlled in sequence. The tungsten plate can be plastic processed with large amount of