Straight Flute PCD Reamer

For finishing operations demanding the utmost in dimensional accuracy and superior surface finish, look no further than the Straight Flute PCD Reamer. Engineered for precision boring and sizing of pre-machined holes, this tool is the definitive solution for industries where tolerances are non-negotiable. Its straight flute design is particularly advantageous for machining brittle and non-ferrous materials like aluminum alloys, copper, carbon fiber composites, and high-silicon aluminum, where it effectively minimizes burr formation and delivers a pristine, mirror-like finish. The core of its performance lies in the polycrystalline diamond (PCD) cutting edge, offering unparalleled hardness and wear resistance. This translates directly into exceptional tool longevity and consistent hole quality across massive production runs, significantly reducing downtime for tool changes and lowering cost-per-part. Whether you are producing intricate components for the aerospace sector, electronic enclosures, or automotive fuel systems, this tool ensures every hole meets the strictest specifications. For applications requiring the highest level of accuracy, explore our dedicated High-precision PCD Reamer series. In environments with highly abrasive composites or continuous production, our Wear-resistant PCD Reamer provides an extended operational life. While the straight flute is ideal for many materials, machining challenges like deep holes or stringy alloys may benefit from the efficient chip evacuation of our Spiral Flute PCD Reamer. Ultimately, for achieving perfect cylindrical geometry and surface integrity, our range of PCD Reamer for Precision Holes stands as the industry benchmark.

The Straight Flute PCD Reamer is meticulously designed with a focus on geometric precision and operational stability. The straight flutes provide maximum rigidity during the cut, which is critical for maintaining the exact size and preventing bell-mouthing or taper in the finished hole. This design ensures predictable, repeatable performance, especially in CNC machining centers and high-precision transfer lines. The PCD tip is brazed onto a premium carbide or steel body, creating a robust tool that can withstand the rigors of high-speed machining. Its exceptional heat resistance allows for higher cutting speeds compared to traditional carbide reamers, boosting productivity without compromising the finish quality. Furthermore, the chemical inertness of diamond makes the Straight Flute PCD Reamer impervious to material adhesion or built-up edge, a common issue when machining sticky aluminum alloys. This guarantees a consistently smooth bore and eliminates post-processing deburring steps in most applications.

Key Specifications & Technical Data

• Cutting Material: Premium Polycrystalline Diamond (PCD) Tip
• Tool Body: High-Grade Carbide or Alloy Steel
• Flute Design: Straight Flute for Maximum Rigidity
• Primary Application: Finishing of Non-Ferrous & Non-Metallic Materials
• Typical Tolerance: Achieves IT6 to IT7 Grade (H6, H7)
• Surface Finish: Capable of Producing Ra ≤ 0.2 µm
• Shank Type: Straight Shank, Available in Standard & Custom Diameters

Standard Size Range & Ordering Information

Note: Custom diameters, lengths, and edge preparations (e.g., chamfers, radii) are available upon request to suit specific application needs.