JTS250 Roots fan gear shaft Changsha Roots fan factory direct sale parts JTS250 gear shaft
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JTS250 Roots fan gear shaft Changsha Roots fan factory direct accessories JTS250 gear shaft processing technology (45 steel, for example): a blank material; two, rough turning; three, tempering treatment (to improve the toughness of the gear shaft and shaft stiffness); four, precision turning tooth blank to size; five, if the shaft has a keyway, you can first process the keyway, etc.; six, hobbing; seven, the tooth surface of the intermediate-frequency quenching (pinion with high-frequency quenching), the quenching hardness HRC48 -58 (the specific hardness value needs to be based on working conditions, load and other factors); eight, grinding nine, the final inspection of the finished product. The whole process is mainly completed by mechanization, and its accuracy is high.
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