Process Description

The De-Stoner eliminates stones and other heavy impurities from coffee grains and similar products, protecting all downstream equipment in the processing line.

Aspirates light impurities at the product inlet for a clean, reliable feed into subsequent machines.

Separation Technology

Separates stones, heavy impurities, bolts, and nuts from the product stream using a combination of air aspiration and vibratory gravity separation.

Protects hullers, hulling mills, and other equipment used in the preliminary processing line — ensuring consistently high product quality.

Key Features & Applications

• Eliminates stones & heavy impurities Stones / Bolts
• Air aspiration of light impurities at inlet
• Protects downstream processing equipment
• Suitable for coffee, grains & similar products
• Improves final product quality
• Robust construction for continuous operation
• Low maintenance, easy adjustment