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PCD Diamond-Shaped Insert

In the demanding world of precision machining, achieving superior surface finishes, tight tolerances, and extended tool life is paramount. For professionals working with non-ferrous alloys, composites, and abrasive materials, a standard cutting insert often falls short. This is where advanced Polycrystalline Diamond (PCD) solutions excel. Our range of high-performance Application-Specific PCD Insert is engineered to meet unique operational challenges, providing optimized geometries and material grades for distinct applications. When extreme abrasion is the primary concern, our Wear-Resistant PCD Insert offers unparalleled durability, significantly reducing downtime and production costs. Specifically designed for efficiency in aluminum, copper, and other soft, sticky materials, the PCD Insert for Non-Ferrous Metals ensures minimal built-up edge and exceptional chip evacuation. For the ultimate in precision and a mirror-like finish, our Ultra-Fine Grain PCD Insert utilizes sub-micron diamond particles, delivering an exceptionally sharp and stable cutting edge for the most critical finishing operations.


The PCD Diamond-Shaped Insert is a cornerstone of this advanced product line, designed for versatility and robustness in various turning and milling applications. Its symmetric diamond geometry provides multiple cutting edges, offering excellent economy and consistent performance. This insert is particularly effective in machining operations where a strong, acute cutting point is required for intricate profiles and high-precision contours. The inherent properties of polycrystalline diamond grant the insert extreme hardness and thermal conductivity, allowing for higher machining speeds and feeds compared to carbide or other materials. This translates directly into faster cycle times and improved productivity. The PCD Diamond-Shaped Insert is available in several standard sizes and corner radii to suit a wide array of toolholders and specific machining needs.

Key Parameters & Specifications

  • Material: Polycrystalline Diamond (PCD) layer brazed onto a tungsten carbide substrate.
  • Primary Application: High-speed machining of non-ferrous metals (Aluminum, Copper, Brass), abrasive composites, and plastics.
  • Key Advantages: Exceptional wear resistance, high thermal conductivity, low coefficient of friction, superior surface finish quality.
  • Operating Guidelines: Requires rigid machine setup and is recommended for use without coolant or with minimum quantity lubrication (MQL) to prevent thermal shock.
Insert Code (Example) Inscribed Circle (IC) Thickness Corner Radius Grade
SNDR-55 12.7 mm (1/2 inch) 4.76 mm 0.8 mm Fine Grain
SNDR-66 15.875 mm (5/8 inch) 6.35 mm 1.2 mm Ultra-Fine Grain
SNDR-77 19.05 mm (3/4 inch) 7.94 mm 1.6 mm Wear-Resistant

Our PCD Diamond-Shaped Insert is manufactured to the highest quality standards, ensuring each insert delivers consistent, reliable performance. The brazing process creates a strong, integral bond between the PCD layer and the carbide body, providing the structural integrity needed for interrupted cuts and demanding applications. We offer a comprehensive selection of geometries and PCD grades to match your specific material and operation, from roughing to high-gloss finishing.

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