Busch Composite Flame Polisher | Busch No. 9669 050 – Medium Grit – RA | Pack of 6
The composite polisher medium grit pre-polishing instrument from Busch & Co. GmbH is engineered to deliver controlled, consistent surface refinement on composite restorations. Classified under ISO 658 204 243 522 050, this polisher is purpose-built for pre-polishing composite materials to an intermediate stage before final gloss is achieved.
Key Features
- Medium grit abrasive for efficient composite polisher medium grit pre-polishing performance
- Designed specifically for pre-polishing composite restorations
- ISO Classification: 658 204 243 522 050
- Supplied as a convenient pack of 6 (reference: 9669 050 RA)
- Manufactured in Germany to exacting quality standards
Instrument Dimensions
| Head Ø | 5.0 mm (ISO size 050) |
|---|---|
| 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.
Applications
The composite polisher medium grit pre-polishing is well-suited for the following applications:
| Filling Treatment — Contouring, finishing and polishing of amalgam and composite restorations. | |
| Veneering/Ceramic Technology — Contouring, adjustment and finishing of veneering ceramics and all-ceramic restorations. |
Why Choose This Polisher?
Busch & Co. GmbH has a long-standing reputation for German-engineered dental rotary instruments. This composite polisher medium grit pre-polishing tool offers clinicians a reliable, repeatable result across a range of composite and ceramic applications. The medium grit abrasive strikes the right balance between material removal and surface smoothness, making it an essential step in a multi-stage polishing protocol.
Whether you are refining a direct composite restoration or preparing a veneer surface, incorporating a dedicated composite polisher medium grit pre-polishing step helps achieve the predictable outcomes that modern restorative dentistry demands.

FAQ
What does medium grit mean for composite polishing? Medium grit indicates an intermediate abrasive coarseness, removing surface irregularities efficiently while preparing the composite for a final high-gloss polish.
How many polishers are included? Each pack contains 6 individual composite polisher medium grit pre-polishing instruments (9669 050 RA).
What is the ISO classification for this polisher? The ISO classification is 658 204 243 522 050.
