Busch Zirconia Diamond Flame Polisher | Busch No. 9919 040 – Fine – RA | Pack of 2
The zirconia polishing diamond bur fine from Busch & Co. GmbH — item Busch Zirconia Diamond Polisher | Busch No. 9919 040 – Fine – RA — is a precision-engineered polisher designed to deliver a high-shine finish on zirconia restorations. Sold in a convenient pack of 2, this instrument meets the demands of modern dental laboratory workflows where surface quality and accuracy are non-negotiable.
Product Overview
Classified under ISO standard 803 204 243 514 040, this polisher features a diamond-interspersed composition in a fine grit grade. The diamond-interspersed abrasive matrix allows for controlled, consistent material removal while progressively refining the zirconia surface to a brilliant, high-shine result. As a zirconia polishing diamond bur fine, it is specifically formulated to address the hardness and structural characteristics of zirconium oxide, reducing the risk of surface micro-fractures during finishing.
Applications
The zirconia polishing diamond bur fine is well-suited for the following dental laboratory applications:
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Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory. |
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Processing of Zirconium Oxide — Cutting, contouring and finishing of zirconium oxide restorations. |
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Diamond Interspersed — Diamond particles bonded through the abrasive for consistent performance and long service life. |
Key Specifications
- Type: Polisher, High Shine-Polishing
- Material Compatibility: Zirconia (Zirconium Oxide)
- Abrasive: Diamond Interspersed, Fine Grade
- ISO Classification: 803 204 243 514 040
- Pack Quantity: 2 per pack
This zirconia polishing diamond bur fine is manufactured in Germany, reflecting Busch & Co. GmbH's commitment to precision engineering and consistent clinical-grade quality.
Instrument Dimensions
| Head Ø | 4.0 mm (ISO size 040) |
|---|---|
| Shank | RA / CA (Contra-Angle, latch) — 2.35 mm Ø, 22 mm overall length (ISO 204) |
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.
Busch Warranty & 60-Day Returns
This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused, unopened product in its original packaging can also be returned or exchanged within 60 days of delivery. Full terms are on our Warranty page and Returns page.
FAQ
What is the ISO classification for this polisher?
This instrument is classified under ISO 803 204 243 514 040.
Is this polisher sold as a single unit or in a pack?
It is sold as a pack of 2.
What materials is this polisher designed for?
The zirconia polishing diamond bur fine is specifically designed for processing and polishing zirconium oxide (zirconia) restorations.
