Achieve exceptional surface finishes with Dujardin Alumina Suspensions, high-quality abrasives designed for precision polishing of metals and metallographic specimens. Available in multiple grades and colors, these suspensions provide optimal results for both hard and soft metals, ensuring smooth, flawless surfaces for industrial, laboratory, and metallographic applications.

Available Types:
• Blue N13 (0–1 µ) – Ideal for polishing steel and hard steels, providing consistent surface refinement.
• Pink N3 (0–0.3 µ) – Designed for finishing soft metals such as copper and lead. It can also be used in some instances for finishing after diamond polishing.
• White N2 (0–0.7 µ) – Produces a flawless surface on hard and semi-hard metals, including brass, bronze, and all copper and nickel alloys.

Key Features:
• High-purity alumina for superior polishing performance
• Available in multiple micron sizes for precision finishing
• Suitable for hard, semi-hard, and soft metals
• Ideal for metallography, laboratory, and industrial applications

Applications:
• Polishing steel, hard steels, and alloys
• Finishing soft metals such as copper and lead
• Metallographic specimen preparation
• Post-diamond polishing surface refinement