Cork treatment is a key stage in ensuring the functional, aesthetic and sensory quality of corks. Specific chemical solutions can be used to clean, seal, even out and soften the cork, ensuring reliable performance when in contact with beverages.
Main objectives
Improved visual appearance and uniformity.
Sealing pores and reducing capillarity.
Increased bottle sealing capacity.
Compatible with beverages containing up to 20% alcohol by volume.
Organoleptic neutrality.
WASHING AND CLOGGING
OBRADOR CORK LAV AND CORK CAT
Washing, cleaning, and disinfecting of stoppers.
They eliminate substances that affect the sensory quality of wine.
OBRADOR CORK COLM
Water-based sealing compound.
Fills pores and microchannels.
Improves visual appearance and closure capacity in bottles.
OBRADOR CORK T AND B
Solvent-based sealer.
Quick drying.
Ideal for processes with specific application characteristics.
PRODUCT
OBRADOR CORK
OBRADOR CORK BLANCO
BASE
NATURAL RUBBER
NATURAL RUBBER
COLOUR
TRANSPARENT
WHITE
ACIDEZ
VERY LOW INDEX
VERY LOW INDEX
VISCOSITY
75 seconds @ 25°C. Ford Cup 4 (typical value)
32 seconds @ 25ºC. Ford Cup 4 (typical value)
DENSITY
0.68 g/cm³ @ 25°C (typical value)
0.71 g/cm³ @ 25°C (typical value)
DRY EXTRACT
7.5% (typical value)
16% (typical value)
EVENING OUT AND SMOOTHING
OBRADOR CORK REC
Equalisation.
Uniform colouring in water-based formula.
Protection against capillary action.
OBRADOR CORK SUAV
Smoothing.
Facilitates bottling and uncorking.
With adapted paraffins and silicones.
TECHNICAL COMMITMENT
FOOD SAFETY
Products developed in accordance with the usual requirements of the cork industry for use in beverage closures.
INDUSTRIAL STABILITY
Reproducibility in production processes with specialised technical support and customised development.
NATURAL RESPECT
Solutions that preserve the natural character of cork while optimising its functional properties.