PTP aluminum foil is manufactured using various aluminum alloys, each offering specific properties tailored to different applications. The choice of alloy affects the foil’s mechanical properties, barrier performance, and suitability for particular packaging needs. Below is a detailed overview of the most commonly used alloy types in PTP aluminum foil.
Features and Applications
Feature | Details |
Composition | Mainly aluminum (Al), with small amounts of iron (Fe) and silicon (Si) |
Strength | High strength and durability |
Formability | Excellent formability, suitable for complex shapes and designs |
Corrosion Resistance | High resistance to corrosion, ensuring long-term protection of the packaged product |
Heat Sealability | Can be coated with heat-sealable lacquer for effective sealing |
Typical Applications | Pharmaceutical blister packs, food packaging, and other high-barrier packaging needs |
Properties Table
Property | Value |
Thickness Range | 0.016-0.05 mm |
Tensile Strength | 125-165 MPa |
Elongation | ≥ 2% |
Moisture Barrier | Excellent |
Oxygen Barrier | Excellent |
Heat Seal Temperature | 150-200°C |
Features and Applications
Feature | Details |
Composition | High aluminum content with additions of iron (Fe), silicon (Si), and other elements |
Strength | Superior strength, ideal for heavy-duty packaging |
Formability | Good formability, though slightly less than 8011 |
Corrosion Resistance | Excellent resistance to corrosion |
Heat Sealability | Compatible with various heat-sealable coatings |
Typical Applications | High-barrier pharmaceutical packaging, critical food packaging, and specialized industrial uses |
Properties Table
Property | Value |
Thickness Range | 0.02-0.05 mm |
Tensile Strength | 100-140 MPa |
Elongation | ≥ 2% |
Moisture Barrier | Excellent |
Oxygen Barrier | Excellent |
Heat Seal Temperature | 150-200°C |
Features and Applications
Feature | Details |
Composition | Aluminum (Al) with significant amounts of iron (Fe) and silicon (Si) |
Strength | Moderate strength, suitable for medium-duty packaging |
Formability | High formability, making it ideal for intricate packaging designs |
Corrosion Resistance | High resistance to corrosion, suitable for long-term storage |
Heat Sealability | Easily heat-sealable with appropriate coatings |
Typical Applications | Flexible packaging for pharmaceuticals, food items, and other consumer goods |
Properties Table
Property | Value |
Thickness Range | 0.01-0.05 mm |
Tensile Strength | 90-120 MPa |
Elongation | ≥ 2% |
Moisture Barrier | Very good |
Oxygen Barrier | Very good |
Heat Seal Temperature | 150-200°C |
Comparison of Alloy Types
To help you choose the most suitable alloy for your PTP aluminum foil needs, here’s a comparative table summarizing the key properties of these common alloys:
Property | Alloy 8011 | Alloy 8021 | Alloy 8079 |
Thickness Range | 0.016-0.05 mm | 0.02-0.05 mm | 0.01-0.05 mm |
Tensile Strength | 125-165 MPa | 100-140 MPa | 90-120 MPa |
Elongation | ≥ 2% | ≥ 2% | ≥ 2% |
Moisture Barrier | Excellent | Excellent | Very good |
Oxygen Barrier | Excellent | Excellent | Very good |
Heat Seal Temperature | 150-200°C | 150-200°C | 150-200°C |
Formability | Excellent | Good | High |
Corrosion Resistance | High | Excellent | High |
Typical Applications | Blister packs, food packaging | High-barrier packaging | Flexible packaging |
Copyright © Huasheng Aluminum 2023. All rights reserved.