Natural cork stoppers
Natural cork stoppers are obtained through the most natural process of punching the entire cork strip. Because they are the most natural corks, they are the most premium corks.
They can and should be used with all kinds of wines, regardless of the ageing period and bottle shape. They are the most suited for the gradual ageing of wines.
Natural cork stoppers are the company’s most widely sold product, and M.A.SILVA stands out in the market as a worldwide reference in natural cork stoppers.
There are two types of natural cork stoppers: Natural and NATURAL BEEO® (produced according to organic farming principles).
The production process of natural cork stoppers involves different technologies, which are highly demanding and responsible in their commitment to quality and guarantee of non-detectable TCA.
Find out which natural cork stopper is the most suitable for your product
TECHNICAL SPECIFICATIONS
Natural cork stoppers can and should be used with all kinds of wines, regardless of the aging period and bottle shape.
SIZES, QUALITIES AND WASHING
Natural cork stoppers come in various standard sizes, nine visual qualities and multiple washing options.
SIZES
Length: Nominal ± 0.7 mm
Diameter: Nominal ± 0.5 mm
Runout Ovalisation: < 0,7mm
PHYSICAL
Moisture: 4% – 8%
Dimensional recovery: > 96%
Stopper Extraction Forces: 15daN<Fe<40daN
Sealing capacity: No leaks at 1.5 bar
Capillarity: < 1 mm
STORAGE
Use no later than: 6 months
Moisture in storage: 40% – 70% RH
Storage temperature: 15ºC – 20ºC | 59ºF – 68ºF
Storage place: Store the stoppers in a clean, well-ventilated and odor-free place, away from products containing chlorine.
TECHNICAL SPECIFICATIONS
Natural cork stoppers can and should be used with all kinds of wines, regardless of the aging period and bottle shape.
SIZES, QUALITIES AND WASHING
Natural cork stoppers come in various standard sizes, nine visual qualities and multiple washing options.
SIZES
Length: Nominal ± 0.7 mm
Diameter: Nominal ± 0.5 mm
Runout Ovalisation: < 0,7mm
PHYSICAL
Moisture: 4% – 8%
Dimensional recovery: > 96%
Stopper Extraction Forces: 15daN<Fe<40daN
Sealing capacity: No leaks at 1.5 bar
Capillarity: < 1 mm
STORAGE
Use no later than: 6 months
Moisture in storage: 40% – 70% RH
Storage temperature: 15ºC – 20ºC | 59ºF – 68ºF
Storage place: Store the stoppers in a clean, well-ventilated and odor-free place, away from products containing chlorine.
