UpComing Tradeshows

March 27-29, 2019
CIPPE 2019
Beijing, China

April 06-11, 2019
ISRI 2019
Las Vegas, NV

April 23-25, 2019
Mari-Tech 2019
Ottowa, Canada

GMR Series Brakes

15 October 2018

Limestone Quarry Dragline

Twiflex GMR-SD Caliper Brakes for Limestone Quarry Dragline

The operator of a limestone quarry in Florida needed to replace the braking systems on its massive dragline. After years of almost continual service, the original brakes had reached the end of their useful life. The dragline uses various numbers of brakes for the different drive systems that control the machine’s hoist, drag, swing and walking motions.

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12 September 2016

Twiflex and Industrial Clutch Products for Draglines

Brake Solutions From Altra Provide Long-Lasting Performance on Draglines Around The World

Current market conditions in the coal mining sector have put increased pressure on mine operators worldwide. Now, more than ever, mines need to operate at very high levels of productivity to achieve even modest profit targets.

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21 January 2016

Dragline Motor Braking Systems

Dragline Motor Braking Systems

Twiflex offers the largest range of industrial disc brake calipers in the world. Spring applied units may be retracted pneumatically, hydraulically or electrically (depending on caliper design) while most direct acting brakes have some form of positive retraction device. A key market for the company is mining, including brakes for large dragline motors.

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22 October 2015

Amusement Ride

Twiflex GMR-SD Caliper Brakes for Amusement Ride

A major amusement park contacted a Canadian ride contractor to ensure the proper operation of its simulator attraction. The project engineers required a low-maintenance, durable braking solution operating with low noise levels that would not interrupt the riders’ experience.

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25 June 2015

Coal Field Dragline

Twiflex GMR-SD Caliper Brakes for Coal Field Dragline

Twiflex recently provided GMR-SD caliper brakes for use on a new medium-duty 4,500 ton dragline at a mine in India. The brakes stop the dragline’s load from moving as quickly as possible and bring it to rest in a controlled manner to avoid shocking the drivetrain and machine frame.

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