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
|
|
- 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
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.