Angular Contact Ceramic Ball Bearing H7005C-2RZ HQ1 - Spindle Bearing
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Angular Contact Ceramic Ball Bearing H7005C-2RZ HQ1

SKU / Model: H7005C-2RZ-HQ1

Power RatingIndustrial Grade
Max SpeedUp to 60,000 RPM
Cooling MethodStandard Cooled
Interface / SpecP4 Precision Grade

The H7005C-2RZ HQ1 is a high-performance hybrid angular contact ball bearing engineered for precision industrial applications requiring extreme rotational speeds and thermal stability. By combining high-carbon chrome steel rings with aerospace-grade Silicon Nitride (Si3N4) ceramic balls, this bearing achieves a grease-lubricated limiting speed of 55,000 RPM. The 25mm bore and 47mm outside diameter make it the industry standard for high-frequency CNC spindles, precision robotics, and high-performance electric motors.

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Detailed Technical Specifications

Technical ParameterEngineering Specification Value
CATEGORY & BRANDSpindle Bearing | TriQuench India

TriQuench India Pvt. Ltd. is an engineering-driven industrial automation partner based in Ahmedabad, Gujarat, specializing in the design and distribution of high-reliability mechanical motion components. Our manufacturing protocols focus on achieving strict dynamic balancing thresholds and minimizing axis runout tolerances to support heavy-duty fabrication job shops and manufacturing plants.

By providing components built to resist high thermal expansion and withstand continuous load requirements, we help machinery builders achieve exceptional surface finish quality and geometric accuracy. We distribute our precision spindle assemblies, variable frequency drives, and optoelectronic laser spares across global engineering centers, ensuring robust machinery performance and long operational lifetimes.