Hole Finishing
PCD • Round Tools for Holemaking

Non-Ferrous Materials

N2 Low-Silicon Aluminium Alloys (Hypoeutectic <12.2% Si) and Magnesium Alloys


N3 High-Silicon Aluminium Alloys (Hypereutectic >12.2% Si) and Magnesium Alloys


N4 Copper, Brass, Zinc-Based Materials


N5 Nylon, Plastics, Rubber, Phenolics, Resins, Fibreglass, Glass


N6 Carbon and Graphite Composites: Brush Alloys, Kevlar, Graphite


N7 MMCs — Aluminium Based Metal Matrix Composites


WIDIA™ PCD Styles for Reamers/CS

Coolant Style Coolant Style Coolant Style
Material
Grade Grade Grade

Al <7% MQL, WBK45U
Emulsion PCD SC
PCD STM
MQL, PCD STMU
Al <12% Emulsion WBK45U

Al <12% Emulsion PCD SC WBK45U

Mg Alloys Emulsion PCD SC WBK45U

CFK Dry PCD SC WBK45U
PKD ST — PKD STM — PKD STMJ —
Steel Shank Monoblock Adjustable
Cutting Edges

PKD SC —
Solid Carbide
Shank


widia.com W81


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