Examination FG (Geisenheim), December 2005
- Visual examination and description
- Determination of the extraction forces for opening by corkscrew
- No wine absorption of the plastic cork
- Content of the wines of sulfurous acid (influence of oxygen, oxidation, see result tables)
- Comparative sensorial examinations of the different variants
Examination FG (Geisenheim), July 2005
- Measurement of the dimensions
- Measurement of weight and specific weight (density)
- Compression power measurement with the commonly used four-jaws corking device
- Measurement of the form and dimension recovery of the plugs after compression
- Examination of the usability with the commonly used corking devices
Weinchemisches Labor Schreml, January 2005
- Tightness regarding CO2 and air
- Elasticity of the corks
- Extraction power when opening the bottle
- Taste neutrality alcohol, water, wine
- Capillary effect
- Extraction power from "Boxbeutel" bottles
- Test for softener (proved to be absent)
- Summary
Institut Fresenius, November 2004
- Examination of synthetic cork focussing on softener
- Result: No softener could be proven
More information:
- Please contact us for more detailed information contained in the original reports
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PRO-KORK GmbH info@pro-kork.de / phone +49 4221-780192 / fax +49 4221-780194 other products: [aluvin screw closures] [PRO-KORK nature cork] |
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