Root is the central rotating shaft in metering sections of industrial machinery that precisely controls material flow and measurement.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Length | 300-2000 mm | |
| Diameter | 25-150 mm | |
| Torque Capacity | 500-5000 Nm | |
| Runout Tolerance | 0.005-0.02 mm | |
| Surface Hardness | 58-62 HRC | |
| Straightness Tolerance | 0.01 mm/m |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
The final section of an extrusion screw where molten material is precisely metered and pumped at constant pressure through the die.
A linear gear component with teeth cut along its length that meshes with a pinion gear to convert rotational motion into linear motion.
A practical evidence checklist for RFQ preparation and supplier evaluation.
CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.
Manufacturer profiles associated with Root.
Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.
The Root serves as the central rotating shaft that provides precise rotational control for measurement and dispensing operations, ensuring accurate material flow through calibrated rotations.
Typically case-hardened alloy steels like AISI 4140 or 4340, or stainless steels such as 316 or 17-4PH, with surface hardness of 58-62 HRC and precision ground finishes.
The shaft's rotational precision, straightness, and runout tolerances directly determine measurement accuracy, as any deviation translates to volumetric or mass measurement errors in the metering system.
Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.