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Product Overview
Aluminum-coated composite packaging bags are a high-performance multi-layer composite material-based packaging solution. Through vacuum aluminum coating technology, a nano-scale metal layer is formed on the surface of the plastic film. This innovative structure combines the flexibility of plastic with the barrier properties of metal, and is widely used in food, medicine, electronics and other fields for preservation and protection packaging. Modern aluminum-coated composite bags adopt a composite structure of up to 9 layers, such as PE/AL/PA, and the oxygen permeability can be as low as 0.5 cm³/m²·24h. Compared with traditional aluminum foil bags, it reduces weight by 40% while maintaining the same barrier performance.
Key Features
Superior Barrier Performance
The thickness of the aluminum layer is 30-100 nm, achieving full-spectrum reflective effect (ultraviolet blocking rate > 99%)
The oxygen permeability is 100 to 200 times lower than that of ordinary plastic films.
Advantages of the Composite Structure
The puncture resistance strength is 5 to 8 times that of ordinary PE film.
The heat-sealing layer can be made of special LLDPE to achieve low-temperature (90℃) heat sealing.
Intelligent Packaging Integration
Compatible with RFID tag implantation (readable distance: 3 - 5 meters)
Supporting time-temperature indicator (TTI) printing
Sustainable Design
The thickness of the aluminum layer is only 1/100 of that of traditional aluminum foil, which can reduce the amount of metal used by 95%.
The latest separable recycling structure (the PE layer and the AL layer can be mechanically separated)
Specifications
Item | Details |
Material | PET/VMPET/PE or OPP/ VMPET/PE (can be customized according to specific needs) |
Size | 330(mm)*235(mm)*10(μm); suitable for packaging products ranging from 500g to 25kg |
Printing | Gravure printing, which can print up to 10 colors, ensuring bright and long-lasting colors |
Applications
Food Sector
Nitrogen-filled preservation of coffee/milk powder (residual oxygen content < 0.5%)
Pet food moisture-proof packaging (water vapor transmission rate < 0.5g/m²·day)
Dried fruits and vegetables should be stored in a dark place (with a light transmittance of less than 0.1%)
Pharmaceutical Field
Vaccine cold chain transportation (-70℃ anti-cracking)
Herbal powder anti-oxidation packaging
Medical device sterilization bags (certified by ISO 11607)
Industrial Sector
Lithium-ion battery aluminum blister film (surface resistance < 1Ω/sq)
Electrical component anti-static packaging (surface resistance 10⁶ - 10⁹ Ω)
Chemical raw material corrosion-resistant packaging (resistant to pH 1 - 14)
Why Choose This Bag?
Outstanding Protective Performance
Top-level barrier protection
The oxygen permeability is as low as 0.3 cm³/m²·day (which is 1/200 of that of ordinary plastic films)
Water vapor barrier: < 0.5g/m²·day (100 times higher than single-layer PE)
Ultraviolet blocking rate > 99% (thickness of the AL layer is only 30 - 100 nm)
Enhanced physical protection
The puncture resistance strength reaches 150-200N (3-5 times that of ordinary PE bags)
Pressure resistance performance > 50kg (same thickness)
Product Preservation Revolution
Food Sector
The shelf life of coffee has been extended from 6 months to 18 months.
The oxidation and rancidity rate of nuts has been reduced by 80%.
The rehydration retention rate of freeze-dried food is over 95%.
Pharmaceutical field
The refrigeration stability of the vaccine has been enhanced by 2 to 3 times.
The moldiness rate of traditional Chinese medicine decoction pieces has dropped to below 0.1%.
The aseptic storage period for medical devices has been extended to 5 years.
Brand Value Enhancement Tools
High-end Visual Presentation
The metallic luster can reach 60-80 GU (gloss units)
Supports special processes such as 3D foil stamping and laser holography.
The printing color gamut has been expanded by 20% (compared to the ordinary material)
Intelligent packaging integration
Compatible with RFID, NFC and other electronic tags
Printable temperature-sensitive anti-counterfeiting label
Support blockchain traceability QR codes
Sustainable Development Advantages
Environmental performance breakthrough
The amount of aluminum used is only 1/100 of that of traditional aluminum foil.
The latest recyclable structure achieves separation of PE and AL.
The carbon footprint of the bio-based PE composite model has been reduced by 35%.
Resource conservation
The thickness is reduced by 30% to achieve the same barrier effect.
The reduction in transportation weight leads to a decrease in fuel consumption.
Reducing packaging weight can increase the utilization rate of storage space by 20%.
Industry Compliance Assurance
Compliant with FDA 21 CFR 177.1390
Compliant with the EU 10/2011 food contact material standards
Meet the requirements of ISO 15378 for pharmaceutical packaging
Through the ASTM F2029 oxidation resistance test
Irreplaceability in Special Applications
Electronic Industry
Electromagnetic shielding effectiveness > 30 dB
Electrostatic protection (surface resistance adjustable from 10⁴ to 10¹² Ω)
Military industry sector
Electromagnetic Pulse Protection Packaging
Radiation shielding material (γ-ray attenuation rate > 50%)
High-end cosmetics
Light-sensitive component protection (such as derivatives of vitamin C)
The retention rate of flavoring ingredients is over 99%.
Typical Case:
After an international coffee brand switched to aluminum-coated vertical bags:
The shelf life has been extended from 9 months to 24 months.
The rate of transportation damage decreased from 4.7% to 0.3%.
The product's premium pricing capability has been enhanced by 15-20%.
FAQ
Q1: Compared to pure aluminum foil bags, what are the advantages?
A: The flexibility has been enhanced by 300%, the number of times it can withstand folding is over 5,000 times, and the weight has been reduced by 40%, making it more suitable for automated packaging lines.
Q2: Can it be used for microwave heating?
A: The regular model is not suitable for microwave use, but the specially designed model (with microwave-sensitive window) can be heated at 800W for 3 minutes.
Q3: What is the standard for color control in printing?
A: We strictly adhere to the standard of ΔE < 1.5 and use an online spectrophotometer for real-time monitoring.
Q4: What is the minimum order quantity?
A: The standard specification requires an order of 500kg, while custom printing requires an order of 3 tons (the plate fee is approximately $800 - $1500).
Q5: How to check the integrity of the aluminum layer?
A: Use an electrolytic thickness gauge (with an accuracy of ±2nm) or the resistance method (AL continuity test).
Product Overview
Aluminum-coated composite packaging bags are a high-performance multi-layer composite material-based packaging solution. Through vacuum aluminum coating technology, a nano-scale metal layer is formed on the surface of the plastic film. This innovative structure combines the flexibility of plastic with the barrier properties of metal, and is widely used in food, medicine, electronics and other fields for preservation and protection packaging. Modern aluminum-coated composite bags adopt a composite structure of up to 9 layers, such as PE/AL/PA, and the oxygen permeability can be as low as 0.5 cm³/m²·24h. Compared with traditional aluminum foil bags, it reduces weight by 40% while maintaining the same barrier performance.
Key Features
Superior Barrier Performance
The thickness of the aluminum layer is 30-100 nm, achieving full-spectrum reflective effect (ultraviolet blocking rate > 99%)
The oxygen permeability is 100 to 200 times lower than that of ordinary plastic films.
Advantages of the Composite Structure
The puncture resistance strength is 5 to 8 times that of ordinary PE film.
The heat-sealing layer can be made of special LLDPE to achieve low-temperature (90℃) heat sealing.
Intelligent Packaging Integration
Compatible with RFID tag implantation (readable distance: 3 - 5 meters)
Supporting time-temperature indicator (TTI) printing
Sustainable Design
The thickness of the aluminum layer is only 1/100 of that of traditional aluminum foil, which can reduce the amount of metal used by 95%.
The latest separable recycling structure (the PE layer and the AL layer can be mechanically separated)
Specifications
Item | Details |
Material | PET/VMPET/PE or OPP/ VMPET/PE (can be customized according to specific needs) |
Size | 330(mm)*235(mm)*10(μm); suitable for packaging products ranging from 500g to 25kg |
Printing | Gravure printing, which can print up to 10 colors, ensuring bright and long-lasting colors |
Applications
Food Sector
Nitrogen-filled preservation of coffee/milk powder (residual oxygen content < 0.5%)
Pet food moisture-proof packaging (water vapor transmission rate < 0.5g/m²·day)
Dried fruits and vegetables should be stored in a dark place (with a light transmittance of less than 0.1%)
Pharmaceutical Field
Vaccine cold chain transportation (-70℃ anti-cracking)
Herbal powder anti-oxidation packaging
Medical device sterilization bags (certified by ISO 11607)
Industrial Sector
Lithium-ion battery aluminum blister film (surface resistance < 1Ω/sq)
Electrical component anti-static packaging (surface resistance 10⁶ - 10⁹ Ω)
Chemical raw material corrosion-resistant packaging (resistant to pH 1 - 14)
Why Choose This Bag?
Outstanding Protective Performance
Top-level barrier protection
The oxygen permeability is as low as 0.3 cm³/m²·day (which is 1/200 of that of ordinary plastic films)
Water vapor barrier: < 0.5g/m²·day (100 times higher than single-layer PE)
Ultraviolet blocking rate > 99% (thickness of the AL layer is only 30 - 100 nm)
Enhanced physical protection
The puncture resistance strength reaches 150-200N (3-5 times that of ordinary PE bags)
Pressure resistance performance > 50kg (same thickness)
Product Preservation Revolution
Food Sector
The shelf life of coffee has been extended from 6 months to 18 months.
The oxidation and rancidity rate of nuts has been reduced by 80%.
The rehydration retention rate of freeze-dried food is over 95%.
Pharmaceutical field
The refrigeration stability of the vaccine has been enhanced by 2 to 3 times.
The moldiness rate of traditional Chinese medicine decoction pieces has dropped to below 0.1%.
The aseptic storage period for medical devices has been extended to 5 years.
Brand Value Enhancement Tools
High-end Visual Presentation
The metallic luster can reach 60-80 GU (gloss units)
Supports special processes such as 3D foil stamping and laser holography.
The printing color gamut has been expanded by 20% (compared to the ordinary material)
Intelligent packaging integration
Compatible with RFID, NFC and other electronic tags
Printable temperature-sensitive anti-counterfeiting label
Support blockchain traceability QR codes
Sustainable Development Advantages
Environmental performance breakthrough
The amount of aluminum used is only 1/100 of that of traditional aluminum foil.
The latest recyclable structure achieves separation of PE and AL.
The carbon footprint of the bio-based PE composite model has been reduced by 35%.
Resource conservation
The thickness is reduced by 30% to achieve the same barrier effect.
The reduction in transportation weight leads to a decrease in fuel consumption.
Reducing packaging weight can increase the utilization rate of storage space by 20%.
Industry Compliance Assurance
Compliant with FDA 21 CFR 177.1390
Compliant with the EU 10/2011 food contact material standards
Meet the requirements of ISO 15378 for pharmaceutical packaging
Through the ASTM F2029 oxidation resistance test
Irreplaceability in Special Applications
Electronic Industry
Electromagnetic shielding effectiveness > 30 dB
Electrostatic protection (surface resistance adjustable from 10⁴ to 10¹² Ω)
Military industry sector
Electromagnetic Pulse Protection Packaging
Radiation shielding material (γ-ray attenuation rate > 50%)
High-end cosmetics
Light-sensitive component protection (such as derivatives of vitamin C)
The retention rate of flavoring ingredients is over 99%.
Typical Case:
After an international coffee brand switched to aluminum-coated vertical bags:
The shelf life has been extended from 9 months to 24 months.
The rate of transportation damage decreased from 4.7% to 0.3%.
The product's premium pricing capability has been enhanced by 15-20%.
FAQ
Q1: Compared to pure aluminum foil bags, what are the advantages?
A: The flexibility has been enhanced by 300%, the number of times it can withstand folding is over 5,000 times, and the weight has been reduced by 40%, making it more suitable for automated packaging lines.
Q2: Can it be used for microwave heating?
A: The regular model is not suitable for microwave use, but the specially designed model (with microwave-sensitive window) can be heated at 800W for 3 minutes.
Q3: What is the standard for color control in printing?
A: We strictly adhere to the standard of ΔE < 1.5 and use an online spectrophotometer for real-time monitoring.
Q4: What is the minimum order quantity?
A: The standard specification requires an order of 500kg, while custom printing requires an order of 3 tons (the plate fee is approximately $800 - $1500).
Q5: How to check the integrity of the aluminum layer?
A: Use an electrolytic thickness gauge (with an accuracy of ±2nm) or the resistance method (AL continuity test).