Natural Corks

Natural corks are the classic closure that allows the wine to reach its full aging potential. Available in different visual grades, R.Cork’s natural cork stoppers are submitted to the strictest quality and sensory control, from raw material up to the finished product.

Key Benefits

  • Unlocks the full aging potential of wine
  • Premium consumer perception
  • Lowest carbon footprint type of closure
TECHNICAL SPECIFICATION
Length Vn ± 1,0 mm
Diameter Vn ± 0,5 mm
Ovality ≤ 0,7 mm
MoistureContent 4 – 8 %
Dustcontent ≤ 2,0 mg/ cork
Residual Oxidants Negative
Total Count
(Microbiology)
 ≤ 4 colonies/ cork
Sealing No leakage at 1 bar
Sensory Evaluation “Off-flavours” ≤ 3%
and TCA ≤ 1%
Releasable 2,4,6 TCA TCA < 2,0 ng/ l
Extraction Force 15 – 40 daN (**)
Download Technical Datasheet
EN FT 01v0 – Natural Corks Technical Datasheet (PDF | 63.8 KB)Facebookgoogle_plusredditlinkedinmailFacebookgoogle_plusredditlinkedinmail

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