Rexnord has completed the manufacture of its largest Falk Ring Gear in weight and horsepower — 250,000 pounds (113,000 kilograms) and 24,000 horsepower (18 megawatts). In terms of weight and horsepower, the ring gear is also one of the world’s largest. This six-part ring gear will be used to refine material in a gold mine in the Southwestern United States. The order was placed in March 2012.

With manufacturing beginning in April 2012, numerous Rexnord associates — almost 100 — took part in making this giant gear a reality. “From engineering, through the foundry and the machine shop, Rexnord associates have worked efficiently with the customer to produce a high-quality, high-power gearing solution,” says Dave Olson, director, commercial operations, mill products. “Through this tremendous accomplishment, we are demonstrating our company’s expertise and dedication to the industry.”

Gear fast facts:
•Bore size: 443 inches (11,252 millimeters)
•External diameter: 522 inches (13,259 millimeters)
•Face width: 40 inches (1,016 millimeters)
•Number of teeth: 344 teeth
•Tooth depth: 3.4 inches (86 millimeters)
•Tooth spacing tolerance: .0016 inches (.04 millimeters)

For more than 100 years, Rexnord Falk Mill Products have provided high-quality solutions for a diversified range of industries. With a base of more than 5,000 installed ring gears and pinions, Rexnord Falk Mill Products provide solutions for some of the world’s most rugged applications. You can find Rexnord Falk Mill Products in the mining, cement, automotive, construction, manufacturing, paper and power generation industries.