Explore our high-performance standard and custom rolling element bearings engineered for micro-tolerances, low rotational torque, and maximum operational lifespan.
Strategic overview of tribological advancements, kinematic dynamics, and precision engineering trends dominating modern mobility and industrial power transmission.
Empowering global tier-1 brand supply chains with digitalized production lines, smart metallurgy control, and guaranteed multi-tier quality traceability.
Our manufacturing facility utilizes synchronized CNC grinding and ultra-precision superfinishing machines. Every bicycle wheel bearing raceway achieves a surface finish of Ra ≤ 0.02μm. Automated optical sorting and acoustic vibration analyzers (Andaron meters) automatically inspect 100% of rolling components at high speed, removing human error and guaranteeing frictionless performance across multi-million piece OEM purchase orders.
Bearing integrity starts with metallurgy. We exclusively use high-carbon chromium steel (GCr15/AISI 52100) that has undergone vacuum degassing and Martensitic / Bainitic dual-phase quenching. This eliminates micro-structural impurities, resulting in a hardness rating of HRC 60–64 with outstanding fatigue resistance, preventing raceway spalling and brinelling under heavy radial impacts.
| Bearing Series Code | Common Hub Position | Inner Dia (d) | Outer Dia (D) | Width (B) | Dynamic Load (Cr / N) | Limiting Speed (RPM) |
|---|---|---|---|---|---|---|
| 6802 2RS / Ceramic | Front / Rear Hub Axles | 15 mm | 24 mm | 5 mm | 2,080 | 32,000 |
| 6803 2RS / Hybrid | Freehub Bodies & Axles | 17 mm | 26 mm | 5 mm | 2,600 | 28,000 |
| 6902 2RS (15267) | Heavy-Duty MTB / Gravel Hubs | 15 mm | 28 mm | 7 mm | 4,300 | 24,000 |
| 6903 2RS / Stainless | E-Bike Wheel Hubs & BB Shells | 17 mm | 30 mm | 7 mm | 4,650 | 22,000 |
| 15268-2RS Custom OEM | Downhill & Enduro Wheel Hubs | 15 mm | 26 mm | 8 mm | 3,900 | 26,000 |
Supplying comprehensive rotating solutions from micro-precision hubs to rugged industrial manufacturing machinery.
Custom engineered bearings for high-end carbon fiber wheelsets, road racing hubs, downhill MTB suspension pivots, headsets, and bottom brackets. Built to meet stringent weight, stiffness, and watt-saving criteria.
High-speed deep groove ball bearings, wheel hub assemblies, and needle roller bearings specifically developed for automotive transmissions, auxiliary motors, light electric delivery fleets, and steering systems.
Rugged spherical roller bearings, pillow blocks (UCP/UCF series), tapered rollers, and thrust bearings engineered for mining equipment, combine harvesters, textile looms, and mechanical power plants.
Our product portfolio comprehensively covers: deep groove ball bearings, self-aligning ball bearings, angular contact ball bearings, thrust ball bearings, cylindrical roller bearings, tapered roller bearings, spherical roller bearings, thrust cylindrical roller bearings, thrust spherical roller bearings, needle roller bearings, crossed roller bearings, rolling mill bearings, pillow block bearings, spherical plain joint bearings, and bearing accessories (adapter sleeves, withdrawal sleeves, lock nuts).
We also engineer non-standard customized bearings, mega-scale bearings, railway transit bearings, high-temperature furnace bearings, and super-precision machine tool spindle bearings with full dimensional customization.
Committed to 100% genuine quality, strict ISO 9001 compliance, and authorized traceable certifications signed and stamped by the Chamber of Commerce.
We provide prompt technical consultations and pricing within 12 hours across phone, email, Skype, WhatsApp, and WeChat channels, ensuring real-time project turnaround.
Full bespoke production according to client blueprints, CAD/STEP models, or physical samples. We provide custom branding, private labeling, and tailored packaging solutions.
Our comprehensive warranty and rapid technical support ensure that any post-sales questions or performance inquiries are addressed immediately and thoroughly.
Addressing engineering specifications, customization parameters, and supply chain logistics for B2B buyers.
Complete your mechanical assembly with high-precision angular contact, spherical roller, mounted pillow block, and agricultural hub bearing units.
Ebmotrix Bearings
