by Alfred A. Ciotola, Frontline Industries, Inc.
December 17, 2011

Next, the impeller was put through an extensive phase of hand grinding to bring the four vanes to a uniform and dimensionally symmetric profile.


A stainless steel wear ring was then "shrunk on" and pinned to the impeller.


Next, the impeller was secured to a shaft provided by the customer.


Here are the impeller and shaft assembly being lifted and secured onto the balancing machine.


The operator gets ready to dynamically balance the rotor.

The entire job took only 5-1/2 weeks, allowing the customer to put a very important piece of equipment back on line at a fraction of the original cost estimate.

Pumps & Systems, September 2007

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