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Max. rolling O.D.: φ45mm,Max. rolling length: 4000mm,Max. rolling pressure: 17 tons

The R17NC-II (Through-feed) is a high-end CNC 3-axis thread rolling machine designed for long-part, uninterrupted thread forming. With a rolling capacity of up to φ45mm in diameter and 4,000mm in length, it brings unmatched precision and durability to production lines that demand high-strength, burr-free thread forms on extended components.

R17NC-II Series

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Regular maintenance

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Spare parts supply

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On-site installation service

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Customized design

Why Choose Our CNC Solutions

Key Features

  • ● Through-feed rolling up to 4,000mm part length for uninterrupted operations
  • ● Max. rolling diameter of φ45mm, ideal for medium and large-size fasteners
  • ● High rolling pressure of 17 tons to form threads and splines in tough materials
  • ● CNC 3-axis control ensures die positioning, pressure, and feed are precisely managed
  • ● Supports full automation and robotic integration for mass production
  • ● Suitable for high-strength threads, splines, and knurled forms
  • ● Minimal heat and no material loss during plastic deformation process
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Recommended Configurations

  • Servo-powered roller feeder: Ensures steady feed of 4m-long bars.
  • High-strength thread roll dies: Customized for metric, trapezoidal, or UNC threads.
  • Integrated mist coolant system: Enhances surface finish and reduces tool wear.
  • Extended base with roller support: Prevents deflection during long-part operation.
  • Laser thread sensor: Real-time monitoring for deviation and thread pitch control.
  • Safety enclosure with light curtain: Industrial-grade protection for continuous rolling.
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Application Case

  • Client: Energy Equipment Manufacturer – United Kingdom.
  • Use Case: Rolling of 3.8m anchor rods with trapezoidal threads for wind turbine base systems.
  • Setup: R17NC-II with programmable 3-axis CNC, auto feeder, and trapezoidal roll dies.
  • Results: Thread pitch accuracy: ≤ ±0.015mm across full length, output: 80+ rods per hour, continuous shift operation, surface finish: Ra ≤ 1.0 μm with no secondary finishing required, client feedback: “The precision and stability over long parts make this machine the backbone of our high-torque anchoring systems.”
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Product Specifications

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