Grape Treatment | Delta Extractys

Delta Extractys is a patented, physical and selective extraction process. Designed to enhance, both quantitatively and qualitatively, the extraction of grape’s skin and well walls compounds (phenolic compounds, aromatic precursors, …).

Delta Extractys treatment enhances color, structure and aromatic expression with greater typicity. Operates with liquid or solid phase vinification.
• Applied pressure range:  up to 4 bars
• Operating range: 2 - 60 T/h

principle

Integrated downstream in a thermovification installation and just before maceration tank, Delta Extractys is made of 2 small-volume pressure chambers. The hot crop is introduced into one and is subjected to overpressure followed by a quick pressure reduction when returned to air pressure.