| Besides the pulleys as per Chinese GB10595 Standard, TY can supply the pulleys fabricated according to the Know-How technologies introduced from German KOCH AG. The dimensions of pulley shell, end disc, hub and shaft are rationally ***ermined with the aid of computer. According to actual load condition, it is light, medium or heavy duty construction of the pulleys. Casting steel enddisc, welded structure pulley is available for the heavy torque one . Co2 and submerged arc welding are adopted for the pulleys. Ultrasonic or X-ray nondestructive test is carried out for the weld bead test. Herring bone or diamond pattern groove rubber lagging on pulley surface, and different connections between pulley shaft and hub is available according to the application requirement. Static balancing is carried out for each pulley before delivery for ensuring the least rotating resistance. Split type bearing house/plummer block is selected for easy maintenance of the pulley. |
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