Turbocharger
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Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Center Housing Rotating Assembly (CHRA) used in the Motor Vehicle Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.
A canonical Center Housing Rotating Assembly (CHRA) is characterized by the integration of Turbine Wheel and Compressor Wheel. In industrial production environments, manufacturers listed on CNFX commonly emphasize Nickel-based superalloy construction to support stable, high-cycle operation across diverse manufacturing scenarios.
The core rotating assembly of a turbocharger that houses the turbine and compressor wheels on a common shaft within the center housing.
Technical details and manufacturing context for Center Housing Rotating Assembly (CHRA)
Commonly used trade names and technical identifiers for Center Housing Rotating Assembly (CHRA).
This component is essential for the following industrial systems and equipment:
| pressure: | Up to 4 bar (compressor side), up to 6 bar (turbine side) |
| flow rate: | 0.02 to 2.5 kg/s (air mass flow) |
| temperature: | -40°C to 900°C (continuous), 1050°C (peak) |
| rotational speed: | Up to 300,000 RPM |
Manufacturer profiles with relevant production capability in China
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Premium CHRAs utilize nickel-based superalloys for turbine wheels (handling extreme heat), aluminum alloys for compressor wheels (lightweight efficiency), and steel for shafts and housing, ensuring durability under high-stress conditions.
CHRA failure typically causes symptoms like reduced boost pressure, excessive smoke from exhaust, unusual noises (whining or grinding), and oil consumption spikes, leading to poor engine performance and potential damage if unaddressed.
Critical specs include shaft diameter and balance tolerance, bearing type (journal or ball), housing dimensions for fitment, wheel trim and A/R ratios for compatibility, and material grades to match OEM or performance requirements.
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