February 24-27, 2019
SME 2019
Denver, CO
VMS3 SPS Brakes
Twiflex, a member of the Altra Industrial Motion Group, a leading global supplier of power transmission components, has provided a parking and emergency brake for use on hoists at a gold mine in Elko County, Nevada. The VCSD-VR brakes are installed on a motor pinion, operating on a 1.168 metre diameter disc to produce a total torque of 128 kNm.
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As mineral seams close to the surface get depleted, the need to dig deeper, more expansive mines has grown. This trend has significantly increased the demands on mine hoist performance. Mine hoist systems are getting larger with increased material skip capacities and faster hoist speeds (up to 50%) in recent years.
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Over the past 20-30 years, the main technological development in brakes for mine hoists has been the replacement of less efficient drum brakes with hydraulic disc brakes.
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A leading designer and manufacturer of mine hoists recently specified Twiflex VMS3/SPS brakes for use at the new Goldcorp Eleonore gold mine in northern Canada.
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An industry leading designer and manufacturer of mine hoists has specified Twiflex Ltd. VMS3/SPS brakes for use at a gold mine in northern Canada. The mine is projected to process 7,000 tons throughput per day, producing 600,000 ounces of gold per year over a 15 year lifecycle.
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