What Is PE Coating?

PE extrusion coating is a composite process that evenly applies molten polyethylene to substrates such as aluminum foil, metallized film, paper, and fabric. It provides properties including water resistance, oil resistance, barrier protection, and heat-sealing performance. PENGYUAN New Materials specializes in PE-coated aluminum foil and offers customized specifications for packaging and building insulation applications.
Sep 8th,2026 37 Views
PE extrusion coating is a process in which molten polyethylene (PE) is evenly applied to the surface of a substrate using an extrusion coating machine. Common substrates include aluminum foil, metallized film, paper, and fabric. The process creates a composite material with properties such as water resistance, oil resistance, and heat-sealing capability.

Here, we mainly focus on PE-coated aluminum foil. As a commonly used packaging material, aluminum foil is lightweight and offers excellent barrier properties, heat-sealing performance, and flexibility. As a result, PE-coated aluminum foil is widely used in food packaging, pharmaceutical packaging, and personal-care flexible packaging.

PE-coated aluminum foil is also commonly used in composite building insulation materials, including bubble insulation, EPE/XPE foam insulation, and woven-fabric insulation.

Pengyuan New Material offers PE-coated aluminum foil in widths of up to 1,600 mm, with a maximum roll length of 20,000 m. Common aluminum foil and PE specifications include:

AL 6.5 μm + PE 10 μm

AL 7 μm + PE 15 μm

AL 7 μm + PE 20 μm

In addition to these standard specifications, we can customize products according to customers’ specific requirements, including aluminum foil and PE thickness, width, roll length, surface treatment, printing, packaging, and more.

With 22 years of experience in the composite materials industry, Pengyuan New Material has developed mature capabilities in extrusion coating, lamination, and slitting. We provide customers with stable PE-coated aluminum foil products and comprehensive supporting services.

The company is equipped with a CNAS-accredited testing laboratory and a dedicated R&D center. Strict testing and quality control are carried out on raw materials, production processes, and finished products to ensure consistent performance and batch-to-batch stability.

With its mature manufacturing capabilities, comprehensive quality management system, and flexible customization services, Pengyuan New Material has become a trusted global manufacturer of composite materials.
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