Renfert Cobra is a high-purity aluminum oxide abrasive developed for aggressive yet controlled blasting in dental laboratories. It ensures fast and effective surface treatment while preserving precision on delicate restorations.

• Composed of sharp-edged aluminum oxide with ~99.7% purity

• Available in various grit sizes including 25 µm, 50 µm, 110 µm, 125 µm, and 250 µm

• Provides low to very high abrasive effects depending on grain size

• Ideal for deflasking, oxide removal, and metal framework finishing

• Delivers consistent blasting results with minimal residue

Includes 1 container (5 kg).