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Ujk Cylindrical Roller Thrust Bearings 81206 30X52X22mm - Heavy Axial Load1
Thrust Ball Bearing, Cylindrical Roller Thrust Bearings, Roller Thrust Bearings
Shandong UJK Bearing Co., Ltd.
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Product Description Product Description UJK Thrust Cylindrical Roller Bearings: Engineered for Extreme Axial Loads & RigidityUJK Thrust Cylindrical Roller Bearings represent the pinnacle of axial load-bearing technology. Designed specifically for applications demanding the highest possible unidirectional thrust capacity in a compact design, these bearings excel where pure axial forces are paramount. Their unique construction ensures exceptional rigidity, precise operation, and reliable performance under the most demanding conditions.Key Features & Advantages:Exceptional Axial Load Capacity: Features cylindrical rollers oriented perpendicular to the bearing axis, running between precision-ground flat raceways (washers). This design maximizes contact area, enabling them to withstand extremely high unidirectional axial loads - significantly higher than thrust ball bearings of comparable size.High Rigidity & Minimal Elastic Deformation: The line contact between the rollers and raceways provides outstanding rigidity. This minimizes axial deflection under load, ensuring precise positioning and stability critical for machine accuracy (e.g., in machine tool tables, presses).Compact Design: Achieves maximum axial load capacity with a minimal axial cross-section, offering an efficient solution for space-constrained applications.Low Friction & Smooth Operation: Precision-ground rollers and raceways, combined with optimized cage guidance, ensure smooth rotation and low friction losses, especially at moderate speeds.Robust Construction: Manufactured from high-grade, through-hardened bearing steel with stringent heat treatment. Ensures high durability, wear resistance, and long service life under heavy loads.Accommodates High Stiffness & Shock Loads: The rigid design effectively handles high stiffness requirements and moderate shock loads encountered in heavy machinery.Cage Options: Typically equipped with machined brass or steel cages for strength and stability under high loads and speeds. Cage design ensures proper roller spacing and guidance.Critical Design Note: Thrust cylindrical roller bearings CANNOT accommodate radial loads. They must be used in conjunction with radial bearings to handle any radial force components. Precise alignment of the housing and shaft washers is essential.Typical Applications (Where Massive Axial Loads Dominate):Heavy Lifting Equipment: Crane hooks, screw jacks, vertical lifting systems.Machine Tools: Vertical machining centers (Z-axis drives), large boring mills, grinding machine worktables.Extruders (Plastic & Metal): Thrust blocks handling massive back-pressure forces.Gearboxes: Especially large industrial gearboxes with significant axial thrust components.Power Generation: Hydraulic turbine generators, large pump thrust positions.Presses & Stamping Machines: Ram guidance systems under high axial force.Marine Propulsion Systems: Thrust positions in propeller shafts.UJK Commitment to Precision & Reliability:UJK Thrust Cylindrical Roller Bearings are manufactured to exacting tolerances (ISO 104:2015). Rigorous quality control processes guarantee:Perfectly flat and parallel raceway surfaces for even load distribution.Precise roller dimensions and geometry.Durable cage construction for reliable operation.Consistent performance and extended service life under extreme axial stress.Available in standard series (e.g., 811, 812 for metric; 894, 893 for inch) and various configurations (single-direction).Choose UJK Thrust Cylindrical Roller Bearings For:Maximum Axial Load Capacity: When pure thrust loads are extreme and primary.Critical Rigidity & Precision: Where minimal axial deflection is non-negotiable.Space Efficiency: Demanding high load capacity in a compact axial envelope.Reliability in Harsh Conditions: Proven performance in heavy industrial environments.Optimized Power Transmission: Minimizing energy loss through low friction design.Why this introduction works:Clear Core Message: Immediately establishes the primary function: handling extreme unidirectional axial loads.Technical Differentiation: Explicitly contrasts capacity with thrust ball bearings and highlights the rigidity advantage due to line contact.Critical Design Limitation: Clearly states the inability to handle radial loads and the need for precise alignment - crucial information for correct application.Feature-Benefit Link: Explains how the design (cylindrical rollers, flat raceways) translates to benefits (high load, rigidity, compactness).Targeted Applications: Lists specific heavy industries and machinery where these bearings are essential solutions.Quality & Standards: Reinforces UJK's commitment to precision manufacturing (ISO 104) and reliability.Professional Terminology: Uses precise terms like "unidirectional axial loads," "flat raceways," "line contact," "axial deflection," "ISO 104," standard series (811, 812).Call to Action: Summarizes the key decision drivers for selecting this bearing type.
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