T-Cork® Stopper
The T-Cork® stopper is a natural cork stopper with a range of different capsules in plastic, wood and other materials, designed for bottling fortified wines and spirits. Given the alcoholic strength of the drink and the specific nature of the bottle, its function is to prove an efficient seal, easy manual extraction and subsequent re-use.
| Tests | Characteristics | Specifications |
| Physical & Mechanical | Length (Cork + Capsule) | l ± 1,0 mm |
| Diameter | d ± 0,4 mm | |
| Chanfer | 4 ± 1 mm | |
| Ovalisation | ≤ 0,3 mm | |
| Gluing | ≥ 98% | |
| Humidity | 5-8% | |
| Physical - Chemical | Residual Peroxides | ≤ 0,1 mg/cork |
| Surface Treatment | ± 4mg/c for levels ≥ 10mg/c | |
| ± 2mg/c for levels ≤ 10mg/c | ||
| Cork Dust | < 1,5mg/c - natural | |
| < 2mg/c - colmated | ||
| ≤ 1mg/c - neutrocork | ||
| Visual | Visual Selection | Reference Deviation ≥ -5% |
Selection and Storage of Cork Stoppers
- Amorim & Irmãos can calculate the required cork diameter from the design of the neck of your bottle, the characteristics of the wine and the corking conditions.
- Order your corks for immediate or quick use.
- Store in a well-ventilated room with controlled temperature between 15ºC and 25ºC and 50% to 70% humidity.
Inserting the Cork
- Ensure insertion of the cork is as quick as possible.
- Minimize moisture on the inside of the bottleneck.
Equipment Maintenance
- Maintain the corker jaws free of nicks and signs of wear.
- Ensure proper alignment of plunger and location ring.
- Ensure corking machine operates smoothly, especially during compression.
- Clean all cork-handling surfaces regularly with chlorine-free products.
- Ensure the equipment is suited to the cork used.
Storage and Transport of Wine
- After bottling, the bottles should be kept in an upright position for at least 10 minutes.
- Ideal bottle storage conditions are 15-25ºC at 50%-70% humidity.
- Keep the wine cellar free of insects.
- Bottles should be transported in an upright position.
