Cork Bottle Caps
Design Style: Minimalist
Feature: Sustainable, Stocked
Shape: Custom shape Design: OEM and ODM
Samples: Free samples, postage to be paid
Thickness: Customized Thinkness
Supply Ability: 500000 Piece/Pieces per Month
Delivery date: The delivery date depends on the order quantity and customization requirements. Typically, we can fulfill orders and arrange delivery within 1-4 weeks.
Description
Technical Parameters

Cork Bottle Caps Different Size Properties
Product drawing



Basic feature
| Product Name | Glass Bottle with Cork Stopper | ||
| Color: | Natural wood color | ||
| Size | Any size can be customized; | ||
| Delivery time&way: | 20-30 days after receiving deposit | ||
| Shippment: |
By sea /air to your nearest airport. We also have Long Cooperative with MAERSk, COSCO, CSCL and other International Ship company. Make the GoodsQuickly, Efficiently and Low Cost to Reach Your Hands. |
||
| Qualiy Guarantee | We have 1:1 replacement for defective bottle Carefully Safety Guarantee | ||
| Safety Guarantee: | We can make 1:1 compensate for the broken bottle for free | ||
| Package: | pallet + carton board +shrink film | carton + dividers | carton + pallet + shrink film |
| dividers + shrink film + pallet | color box + carton | ||


Premium Natural Cork Bottle Caps | Custom Sizes & Branding | Tianlei Cork Factory Direct
Engineered for Perfect Seals, Customized for Your Brand – Wine, Spirits, Olive Oil & More
Tianlei Cork: Your OEM Partner for High-Performance, Customizable Cork Closures
As a leading natural cork bottle caps manufacturer, we craft precision closures for craft beverages, gourmet foods, and luxury brands. Our FDA/EU-compliant cork caps combine sustainable materials with custom OEM solutions – including laser engraving, heat transfer printing, and bespoke sizing.
Why Choose Tianlei Natural Cork Caps?
✅ 100% Renewable Cork Oak (Portugal/Spanish Sources)
✅ Superior Seal Technology: 0.0015mm micro-cell structure blocks leakage while allowing 0.0008cc/day* oxygen transfer for optimal aging.
✅ Customization-Ready: From prototype to bulk production (MOQ 5,000+ units).
✅ Eco-Certified: Biodegradable, carbon-negative footprint.
(Measured via ISO 9727 compression testing)*
Engineering Excellence: 3 Critical Details
Density-Tuned Compression
Our corks are calibrated to 78-82 kg/m³ density (vs. industry avg. 70-75 kg/m³) using proprietary granule blending. This ensures:
→ 78-82% uniform compression under 200-300 PSI bottling pressure
→ Zero "blowout" risk for sparkling wines/CO2-heavy products
→ Consistent insertion force (18-22 lbf) for high-speed lines
Laser-Grade Surface Perfection
Each cap undergoes micron-level polishing (Ra ≤ 3.2μm surface roughness) to:
→ Eliminate cork-dust contamination
→ Enable crisp 0.2mm-resolution laser branding (supports 1,200 DPI artwork)
→ Reduce capping machine friction by 40% vs. standard corks
Aerodynamic Chamfer Design
Our 45° ±0.5° CNC-machined bevel edge:
→ Guides caps into bottlenecks at 500+ bottles/minute speeds
→ Prevents "shoulder-jamming" in slope-neck bottles
→ Features 0.5mm radius curvature to avoid glass scoring

Certification Information
ISO 9001 Quality Management System certification
ISO 14001 Environmental Management System certification
CE certification (European Conformity)










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