Busch Zirconia Diamond Wheel Polisher | Busch No. 9911 140 – Medium – RA | Pack of 2

The zirconia pre-polishing diamond instrument medium grit from Busch & Co. GmbH is a precision-engineered polisher designed specifically for the pre-polishing stage of zirconia restorations. Crafted with diamond-interspersed abrasives and a medium grit formulation, this instrument delivers controlled, consistent surface refinement in demanding dental laboratory workflows.

Product Overview

Model Busch Zirconia Diamond Polisher | Busch No. 9911 140 – Medium – RA is classified under ISO standard 803 204 543 524 140. Sold as a pack of 2, this instrument is manufactured in Germany to exacting quality standards, ensuring reliable performance across clinical and laboratory applications.

Key Features

• Diamond Interspersed: Uniform diamond particle distribution provides consistent abrasion and a smooth pre-polished surface on zirconia.
• Medium Grit: Ideal for the intermediate pre-polishing stage, balancing efficient material removal with surface quality.
• Zirconia-Specific Design: Engineered for the unique hardness and surface characteristics of zirconium oxide, reducing the risk of surface damage.
• Pack of 2: Convenient multi-pack format for extended workflow continuity.

Instrument Dimensions

Per ISO 6360, the size number is the maximum head diameter in tenths of a millimeter. See our Busch Bur Size Chart for the full size conversion table, shank codes, and color ring guide.

Applications

As a zirconia pre-polishing diamond instrument medium grit, this polisher integrates seamlessly into established zirconia finishing protocols, delivering repeatable results that meet the high expectations of modern dental prosthetics. Made in Germany, the instrument reflects Busch & Co. GmbH's long-standing commitment to precision dental tooling.

The zirconia pre-polishing diamond instrument medium grit is well-suited for the following dental laboratory applications:

	Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory.
	Processing of Zirconium Oxide — Cutting, contouring and finishing of zirconium oxide restorations.

FAQ

What stage of polishing is this instrument intended for? This instrument is designed for the pre-polishing stage of zirconia, preparing the surface for final high-gloss polishing.

Is this instrument compatible with standard dental handpieces? The RA (right-angle) shank type is compatible with standard contra-angle dental laboratory handpieces.

How many instruments are included per pack? Each pack contains 2 instruments, providing a practical supply for continuous laboratory use.