Renfert Rolloblast is a fine glass bead blasting material ideal for smoothing and conditioning metal surfaces in dental labs. It produces a silky matte finish without reflection, making it perfect for delicate restorations that require clean surface treatment without abrasion.

• 50 µm particle size for gentle, non-abrasive blasting

• Creates a uniform, matte finish on precious and non-precious metals

• Ideal for crown interiors, occlusal surfaces, and secondary components

• Helps improve condensing and separation without altering precision

• Produces minimal dust and reduces the risk of silicosis compared to other abrasives

Includes 1 container (5 kg).

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).

Renfert Cobra is a high-purity aluminum oxide blasting media, ideal for precise and effective surface treatment in dental labs. The 50 µm white version offers a fine, controlled abrasive effect, suitable for delicate finishing work on a wide range of materials.

• Composed of 99.7% pure aluminum oxide with sharp edges for effective abrasion

• 50 µm grit size delivers gentle yet efficient surface removal

• Perfect for deflasking, oxide removal, and metal surface finishing

• Produces consistent, clean results with minimal dust

• Compatible with standard blasting units used in dental labs

Includes 1 canister (12.5 kg).