6018 Deep Groove Ball Bearings
| 6018 Deep Groove Ball Bearings | |||
|---|---|---|---|
| Part Number | 6018 | Ball Number | 14 |
| d | 90 | Ball Size | 15.875 |
| D1 | 140 | Dynamic Load Co(N) | 58200 |
| B | 24 | Static Load Cor(N) | 50800 |
| R | 1.5 | Grease Speed | 5600 |
| Weight(Kg) | 1.140 | Oil Speed | 6700 |
6018 Deep Groove Ball Bearing | Open, ZZ, 2RS High-Speed Precision Bearings
The 6018 deep groove ball bearing is a large-bore heavy-duty model in the 6000 series, upgraded from the 6017 version with optimized rolling element layout and reinforced raceway structure. It delivers boosted radial and axial load capacity, enhanced structural rigidity and outstanding anti-fatigue performance, supporting stable continuous operation under heavy cyclic loads. This single-row deep groove ball bearing features low-friction, low-noise and consistent high-speed rotation, making it ideal for heavy industrial transmission systems and large automated mechanical equipment. To fit diverse industrial environments, the 6018 series comes in three mainstream configurations: open type, 6018ZZ double metal shield type and 6018-2RS double rubber sealed type, with five industrial-grade material options for full-scene application coverage.
6018 Open / ZZ / 2RS Structural Features
6018 Open Type: Adopting an unsealed open structure, this basic variant ensures unobstructed heat dissipation and smooth internal grease circulation. It supports fast lubricant replacement and effortless daily maintenance without generating extra rotational resistance. Perfect for clean, dry indoor workshops and fully enclosed precision machinery, it maintains stable high-speed accuracy during long-cycle operation with regular maintenance schedules.
6018ZZ Double Metal Shields: Equipped with dual-sided non-contact steel shields, this professional dust-proof bearing effectively blocks fine dry dust, floating particles and micro workshop debris. The non-contact design preserves original high-speed stability and rotational precision without increasing operating friction. With excellent durability and cost performance, it is widely applied in dry production lines, industrial automation and heavy-duty precision transmission equipment.
6018-2RS Double Rubber Seals: This fully sealed model adopts double-sided contact rubber seals to achieve comprehensive isolation from moisture, splash water, oil contaminants and corrosive dust. It tightly locks internal lubricating grease to prevent leakage and aging, enabling long-term maintenance-free operation, perfectly adapting to outdoor exposure, high humidity, dusty and other harsh industrial working conditions.
6018 Bearing Material Performance
Carbon Steel: Standard economical industrial material with uniform hardness and reliable anti-fatigue properties. It provides stable wear resistance and smooth high-speed operation for heavy-load mechanical equipment, delivering superior cost performance for mass civilian and general industrial applications.
304 Stainless Steel: Universal food-grade stainless steel with excellent atmospheric anti-oxidation and rust resistance. It avoids surface corrosion and precision degradation in humid and open environments, suitable for light industry, outdoor devices and conventional food processing machinery.
316 Stainless Steel: Premium marine-grade corrosion-resistant material with strong acid, alkali and salt spray tolerance. It withstands mild chemical erosion and coastal high-humidity conditions, ideal for sanitary processing, marine auxiliary equipment and chemical precision devices.
420 Stainless Steel: High-toughness martensitic stainless steel balancing moderate corrosion resistance and high surface hardness. It features excellent wear and impact resistance, perfect for long-cycle heavy-duty precision parts requiring stable dimensional accuracy.
440 Stainless Steel: Ultra-high hardness stainless steel with top-tier abrasion resistance and structural stability. It maintains precise and stable operation under heavy wear and complex corrosive environments, customized for high-end industrial and heavy precision equipment.
Core Advantages And Industrial Applications
The 6018 deep groove ball bearing features superior heavy-load capacity, high structural rigidity, ultra-low noise and stable high-speed performance. Three diversified sealing structures and five professional material grades fully cover economical, anti-rust, wear-resistant and anti-corrosion industrial scenarios. It is extensively utilized in heavy-duty automated machinery, large industrial transmission equipment, electromechanical devices, precision medical equipment, robot motion joints, food processing systems and outdoor industrial facilities, providing durable, low-maintenance and high-efficiency precision rotation solutions for modern heavy-duty mechanical systems.
