Busch Taper (Cone) Flat Abrasive | Busch No. 646 018 – Pink – HP | Pack of 6

The medium grit abrasive for metal alloys from Busch & Co. GmbH is engineered to deliver consistent, controlled material removal on medium hard metal alloys in demanding dental laboratory environments. Designed for precision and reliability, this abrasive is a trusted choice for dental technicians who require predictable results across a range of restorative workflows.

Product Details

• Grit: Medium
• Material Compatibility: Medium Hard Metal Alloys
• Standard Classification (ISO): 625 104 169 523 018
• Pack Contents: 6 abrasives per pack
• Origin: Made in Germany

Applications

The medium grit abrasive for metal alloys 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.
	Model Casting Technique — Finishing and adjustment of cast metal frameworks.

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.

Why Choose This Abrasive?

When working with medium hard metal alloys, selecting the right abrasive grit is essential to avoid over-grinding or leaving an inadequate surface finish. This medium grit abrasive for metal alloys strikes the right balance between material removal rate and surface quality. Manufactured in Germany by Busch & Co. GmbH, it meets the rigorous standards expected of professional dental laboratory instruments.

FAQ

What alloy types is this abrasive suitable for? This abrasive is specified for medium hard metal alloys, making it appropriate for a range of common dental casting materials used in crown, bridge, and model casting workflows.

How many abrasives are included? Each pack contains 6 abrasives, providing a cost-effective supply for laboratory use.

What is the ISO classification for this product? The standard ISO classification is 625 104 169 523 018.

Is this a medium grit abrasive for metal alloys suitable for both crown and model work? Yes, it is designed for both Crown and Bridge Technology and Model Casting Technique applications.