RX GROUP has the following range of products to offer the best stopper solutions for any kind of wine.

NATURAL STOPPER

100% natural corks. The natural corks are priced according to their visual quality. These corks are manufactured and controlled to ensure the compliance with norm UNE 56921 and other specifications that the customers might demand.

Sizes (mm) and standard qualities

  • 54x24 Flor
  • 54x24 Extra
  • 49x24 Flor Especial
  • 49x24 Flor
  • 49x24 Extra
  • 49x24 Super
  • 49x24 First
  • 49x24 Second
  • 49x24 Third
  • 45x24 Flor
  • 45x24 Extra
  • 45x24 Super
  • 45x24 First
  • 45x24 Second
  • 45x24 Third
  • 38x24 Extra
  • 38x24 Super
  • 38x24 First
  • 38x24 Second

Technical specifications for NATURAL stopper

Dimensions  
     Diameter ± 0,4 mm
     Length ± 0,5 mm
Humidity 5% - 8%
Density 140 - 220 Kg / m3
Cork dust < 3 mg / cork
Extraction force 20-40 daN
Diametrical recovery  
     Instantaneous ³ 88% of its original diameter
     5 minutes ³ 90% of its original diameter
     1 hour ³ 95% of its original diameter
Microbiological analysis  
     Molds ³ 10 ufc / cork
     Bacteria ³ 30 ufc / cork

COLMATED STOPPER

100% natural cork stoppers treated with powdered cork and gluing agent, both elements complying with the Product Rules (UNE 56924).

Sizes (mm) and standard qualities

  • 49x24 Colm. A
  • 49x24 Colm. B
  • 49x24 Colm. C
  • 45x24 Colm. A
  • 45x24 Colm. B
  • 45x24 Colm. C
  • 45x24 Colm. D
  • 38x24 Colm. A
  • 38x24 Colm. B
  • 38x24 Colm. C
  • 38x23 Colm. A
  • 38x23 Colm. B
  • 38x23 Colm. C

Technical specifications for COLMATED stopper

Dimensions  
     Diameter ± 0,4 mm
     Length ± 0,5 mm
Humidity 5% - 8%
Density 140 - 220 Kg / m3
Cork dust < 3 mg / cork
Extraction force 20-40 daN
Diametrical recovery  
     Instantaneous ³ 88% of its original diameter
     5 minutes ³ 90% of its original diameter
     1 hour ³ 95% of its original diameter
Microbiological analysis  
     Molds ³ 10 ufc / cork
     Bacteria ³ 30 ufc / cork

2D (1+1) STOPPER

Combination between agglomerated cork with natural cork discs on both ends of the stoppers, creating a high performance stopper with a resistance above average, especially for semi-sparkling or sparkling wines. These stoppers are produced and controlled to ensure that norm UNE 56926 as well as other specifications the customers might demand are met..

Sizes (mm) and standard qualities

  • 44x23.5 A
  • 44x23.5 B
  • 44x23.5 C
  • 40x23.5 A
  • 40x23.5 B
  • 40x23.5 C

Technical specifications for 2D stopper

Dimensions  
     Diameter ± 0,4 mm
     Length ± 0,5 mm
Disk thickness ³ 4 mm
Stopper density 235 - 315 Kg / m3
Sealing 0 a 2 bars; no leaks
External capillarity Maximum 1/3 of the cork height
Twist breakdown tension > 5,5 daN / cm2
Humidity 5% - 8%
Density 140 - 220 Kg / m3
Cork dust < 1 mg / cork
Extraction force 20-40 daN
Dimensional recovery  
     Instantaneous ³ 87% of its original diameter
     5 minutes ³ 91% of its original diameter
     1 hour ³ 93% of its original diameter
Microbiological analysis  
     Molds ³ 10 ufc / cork
     Bacteria ³ 30 ufc / cork

ALTERNA STOPPER

Stopper manufactured with microgranulated cork from superior quality cork, glued with a special glue meeting the food-safety standards. The thickness of these microparticles ranges between 0,5 and 1,8 mm. densities between 40and 50 kg/m3..

Sizes (mm) and standard qualities

  • 44x23.5

Technical specifications for ALTERNA stopper

Density > 320 Kg / m3
Dimensional recovery > 95 %
Humidity 7 %
Density 140 - 220 Kg / m3
Oxidizing agents Non
Extraction force 20-40 daN
Cork dust < 1 mg / cork
Sealing 0 a 2 bars; No leaks
Microbiological analysis  
     Mold level < 10 ufc / cork
     Bacteria level < 30 ufc / cork

MAGREÑAN BARRELS

Since 2002, RX Group is distributing high quality oak barrels from the Spanish cooperage Magreñan into the U.S. and South African wine markets. For more information please click at: www.magrenan.es

 

For more information on our products, on technical advice about which corks are best for your wine or what products are manufactured at each subsidiary, please contact us at Contact RX.

 

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