2026-07-16
NMT Ltd.
Corporate Communications Department
NMT Spherical Roller Bearings: Energy Saving & Low Friction Performance, Reduce Equipment Operation Power Consumption
Most industrial rotating equipment such as conveyor lines, industrial fans, ball mills and gearboxes operate continuously for 24 hours a day. Traditional spherical roller bearings have rough raceway surfaces, unreasonable roller contact design and large internal running resistance. Excessive friction resistance will generate a large amount of useless power loss during equipment operation, resulting in high temperature rise, low transmission efficiency and long-term high power consumption. For industrial enterprises with large-scale equipment operation, continuous friction loss not only increases electricity costs, but also accelerates internal wear of bearings, shortens replacement cycles, and increases equipment maintenance and downtime costs, restricting the improvement of enterprise production benefits and green energy-saving upgrading.
Focusing on the energy-saving and consumption-reduction needs of modern industrial equipment, NMT Japan has optimized and upgraded the internal friction structure and processing technology of spherical roller bearings in an all-round way. The bearing raceway and roller surfaces adopt ultra-precision mirror finishing technology, which eliminates surface burrs and uneven textures, reduces the friction coefficient to an ultra-low level, and greatly reduces dry friction and sliding friction loss during operation. Compared with ordinary bearings, NMT low-friction energy-saving bearings reduce internal friction loss by up to 20%, effectively lowering equipment operation temperature and avoiding energy waste caused by frictional heat generation.
In terms of structural optimization, NMT adopts a streamlined roller contour design and scientific load distribution structure, which makes the contact between rolling elements and raceways more uniform and stable, reduces redundant sliding friction, and realizes pure rolling high-efficiency transmission. The optimized lightweight cage structure reduces the operating inertia of the bearing, lowers the starting power threshold of the equipment, enables the equipment to reach the rated running state quickly, and effectively reduces the power consumption of frequent starting and long-term continuous operation. The built-in low-resistance lubrication groove ensures uniform and rapid lubricating oil film coverage, further reducing friction resistance and ensuring stable low-loss operation in full working conditions.
Matched with the low-friction design, the bearing is equipped with high-efficiency low-resistance synthetic lubricating grease, which has excellent fluidity and pressure resistance. It can form a stable and thin lubricating oil film in a short time, reduce metal contact friction to the greatest extent, and keep the bearing running with low friction and low loss for a long time. After a large number of industrial bench tests and actual machine verification, NMT energy-saving bearings can effectively reduce the overall power consumption of equipment by 3%-5% in long-term continuous operating scenarios, with stable energy-saving effect and no performance attenuation after long-term operation.
NMT energy-saving low-friction low-loss spherical roller bearings are widely applicable to continuously operating industrial equipment such as conveying machinery, fan and water pump units, milling and grinding equipment, and gearbox transmission systems. They significantly reduce equipment operating power consumption and mechanical loss, extend bearing service life and lubrication maintenance cycle, help enterprises reduce operating costs, improve production efficiency, and meet the development requirements of modern industrial energy conservation, emission reduction and green manufacturing.