An Example in Steel Casting    Traction Motor Rotor Disc

Gating System for the Rotor

The thin wall ribs between the hub and the rim in the rotor must be filled rapidly and completely.

Two gating approaches were considered for effective metal flow into the ribs

  • Approach A -- Four gates on the outside rim of the casting
  • Approach B -- Two gates into the center hub of the casting.
Choose the Approach 
(A or B)
which will be more effective in filling the center ribs.
Approach A- Four Gates on the Rim
Approach B - Two Gates on the Hub


Choose an



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Last Modified    :June, 2003 by STG

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