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Premium Coffee Liquid Bag with Advanced Barrier Protection
The Vault Series represents uncompromising barrier coffee packaging where scientific preservation meets coffee artistry. Engineered for roasters who demand absolute freshness, this premium liquid-style bag features -grade barrier laminates that provide ultimate protection for your coffee.
Core Technology: Advanced Film Structures
Our laminated structures combine specialized materials, each layer performing critical functions for superior barrier protection compared to co-extruded or mono-material alternatives.
Option 1: Industry-Standard Fortress - PET/AL/PE
The benchmark for maximum, cost-effective protection with absolute barrier performance.
Layer 1 (Exterior & Graphics): PET (12-15 microns) - Provides exceptional tensile strength, gloss, and flawless printing surface with excellent scuff resistance
Layer 2 (Impervious Shield): AL Aluminum Foil (6-9 microns) - Creates complete blockade against oxygen, moisture, light (100% UV and visible), and aromas
Layer 3 (Sealant & Protection): PE (60-80 microns) - Food-safe heat-sealable inner layer that protects foil and locks in aromatic compounds
Structure: PET / Aluminum Foil / PE
Key Advantage: Absolute Barrier - Ideal for dark roasts, long-term storage, export, and challenging climates
Option 2: Armored Performance - PET/AL/PA/PE
Premium choice for unmatched durability and resilience with armored absolute barrier protection.
Layer 1 (Exterior & Graphics): PET (12 microns) - Superior graphic reproduction and external durability
Layer 2 (Impervious Shield): AL Aluminum Foil (7 microns) - Absolute barrier to oxygen, light, and moisture
Layer 3 (Armor Plate): PA Nylon (15 microns) - Adds exceptional puncture resistance, tear strength, and flex-crack endurance
Layer 4 (Sealant): PE (50-70 microns) - Robust food-grade sealing layer for strong seams and aroma retention
Structure: PET / Aluminum Foil / PA (Nylon) / PE
Key Advantage: Armored Absolute Barrier - Perfect for high-volume operations, subscription services, and premium products
Integrated Protection Technologies
AromaLock™ Valve: Laser-perforated or ultrasonic-welded one-way degassing valve allows CO₂ escape without oxygen ingress or aroma loss
Total Light Protection: Aluminum foil provides 100% opacity, preventing photodegradation of coffee oils
Liquid-Bag Performance: PA layer provides perfect memory and flexural strength for stable upright positioning
Technical Specifications & Performance
Shelf Life Guarantee
12-18 months optimal freshness preservation
Industry Standard
Gold standard materials used in , rations, and high-end specialty foods
Target Applications
PET/AL/PE: Cost-effective absolute barrier for premium roasters PET/AL/PA/PE: Armored luxury for top-tier specialty coffee and competition blends
Your roast profile deserves uncompromising protection
Choose The Vault Series for absolute barrier performance and armored durability. Deliver your coffee's flavor with laboratory precision.
Flavor, Preserved Without Compromise
Ordering Information
Minimum Order Quantity
500kg
Samples
Available ($0 - $500 USD)
Printing Plate Charge
$70 - $150 USD (one-time fee)
Packaging
Secured in cartons and palletized for international shipping
Contact us today to develop your custom coffee packaging solution
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Total Annual:
3000000-5000000
Employee Number:
80~100
Ecer Certification：
Verified Supplier
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