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Gearboxes

Gearboxes are mechanical devices that transmit power and torque from a prime mover to an output shaft while modifying speed and rotational force through a system of interlocking gears. They enable machinery to operate efficiently across different speed and load requirements by converting high-speed, low-torque input into low-speed, high-torque output, or vice versa. Industrial gearboxes are critical components in mining, manufacturing, materials handling, renewable energy and heavy industry, where they drive conveyors, crushers, mills, hoists and processing equipment. The technology encompasses various configurations including helical, bevel, planetary and worm gearboxes, each suited to specific applications based on torque capacity, efficiency and space constraints. In mining operations, gearboxes must withstand extreme loads, abrasive environments and continuous duty cycles, making reliability and maintainability paramount. Modern gearbox design incorporates advanced materials, precision manufacturing and condition-monitoring systems to extend service life and reduce downtime. Major suppliers serve the African mining sector with both standard and custom-engineered solutions, supported by local service networks. The selection of appropriate gearbox technology directly affects operational efficiency, energy consumption and maintenance costs across industrial facilities. Gearbox technology continues to evolve with improvements in lubrication systems, sealing technologies and integration with variable-speed drives to meet the demands of increasingly automated and energy-conscious operations.
SEW Eurodrive

Press Office - SEW Eurodrive

Gearboxes News


PROPER LUBRICATION 
Lubrication is critical for most types of machinery across an industrial plant, as it directly supports machine reliability
Industry expert warns against poor lubrication
29th May 2026

At an industrial plant, lubrication is not always top of mind – until something breaks. By then the damage is done, says industrial lubricant supplier Lubrication Engineers (LE) South Africa... 


NEXT-GEN TECH BMG has introduced the next generation Hansen I4 industrial gear units which deliver high torque capacity, dimensional accuracy and operational reliability in underground and surface mining and conveying applications
Next generation IGUs introduced
29th May 2026

The next generation Hansen I4 industrial gear units (IGUs) – recently introduced by industrial solutions provider BMG – have been developed for safe and efficient use in tough mining and conveying... 


Keep Your Turbines Spinning
Keep Your Turbines Spinning
15th May 2026

Turbines operate for months on end. Slow to start and cumbersome to shut down, these power machines are at their best when they work continuously. However, no turbine is immune from wear and tear,... 


Jendamark Automation’s catalytic converter shrinker machine integrates a 12-segment precision shrinking system, where SEW-EURODRIVE servo gear units and motion control software ensure each can is accurately reduced to predetermined dimensions based on mat weight and component tolerances
Jendamark catalyst shrinking technology leveraging SEW-EURODRIVE precision
6th May 2026

Innovative technology for ‘shrinking’ catalytic converters - designed and built in South Africa by Jendamark Automation for the global market - relies on the precision of SEW-EURODRIVE’s highly... 


Marnus Koorts, General Manager – Original Equipment at Weir
Weir Leads Africa’s Mining Sector with Trusted, Risk-Mitigating Pump Solutions
4th May 2026

Weir has established the largest installed base of dewatering and slurry pumps in Africa’s mining sector by helping customers de-risk their pumping operations – combining technical excellence and... 


SEW-EURODRIVE strengthens its role as Africa’s partner of choice with world-class service, repair centre
SEW-EURODRIVE strengthens its role as Africa’s partner of choice with world-class service, repair centre
24th April 2026

Positioned as a trusted long-term partner to mining, industrial and infrastructure operations across Africa, drive technology and industrial automation specialist SEW EURODRIVE delivers a... 


SEW-EURODRIVE South Africa expands technical capability to strengthen African growth
SEW-EURODRIVE South Africa expands technical capability to strengthen African growth
6th March 2026

SEW-EURODRIVE South Africa is making strong progress in its strategy to become a key player in industrial gearboxes, drives and automation across the continent. Years of proactive planning and... 


Structured assessments of exciter gearboxes are conducted on arrival at the Sandvik Rock Processing Exciter Repair Facility to ensure accurate diagnosis and OEM-compliant refurbishment before work begins
In-house exciter repair underpins Sandvik’s screen lifecycle support
4th March 2026

Keeping screens productive and reliable is vital to mineral processing. To support this, Sandvik Rock Processing operates a dedicated Exciter Repair and Refurbishment Facility that ensures the... 


This image captures a segmented girth gear working in tandem with an industrial gear unit in action to drive high-performance, large-diameter rotating equipment.
African mines award SEW-EURODRIVE its largest projects yet as partnerships grow
6th February 2026

As the spotlight falls on Africa’s mining progress at this year’s Investing in African Mining Indaba, global drive technology specialist SEW-EURODRIVE reports a milestone performance for the past... 


TORQUE LIMITER
BMG’s Power Transmission division has extended its range of Rexnord products to include Rexnord’s Autogard torque limiters
Torque limiting solutions protect drive equipment against overload
6th February 2026

Industrial equipment supplier BMG’s Power Transmission division has extended its range of Rexnord products to include Rexnord’s Autogard torque limiters, which are designed to protect machinery,... 


SEW-EURODRIVE South Africa service and repair centre
SEW-EURODRIVE opens new facility for full-circle gearbox servicing and repairs
7th November 2025 By: Marleny Arnoldi

Gears and motors original-equipment manufacturer (OEM) SEW-EURODRIVE South Africa has opened a new service and repair facility in Aeroton, Johannesburg, to provide customers with full gearbox... 


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