Eaha te huru o te aluminum foil o te opupu?

Eaha te huru o te aluminum foil o te opupu?

Te hoê tao'a aluminum e faaohipa - na - mua - hia no te hamani i te raau e te mau puohu i te pae rapaauraa. Ua riro te mau opupu ei paruru no te mau huero raau, Te mau raau rahi e te mau papaa iti, taatiraa ia ratou i roto i te mau taatiraa tata'itahi (Te mau mana'o tauturu no te) hamanihia i te uraina aore ra i te PVC. Na teie huru hoho'a e haapapû i te parururaa o te mau tauihaa, e horo'a i te ora mure ore e e horo'a mai i te mau rave'a no te haamaitai i te oraraa.

Composition and structure of blister foil

Blister foil is usually composed of multiple layers, combining aluminum with other materials to enhance performance:

Blister foil aluminum layer

Usually hard tempered aluminum (AA 8011, AA 8021 or AA 8079) acts as a barrier to light, Te mau mana'o tauturu no te, oxygen and contaminants and can be soft or hard tempered depending on the application. Typically 20µm to 30µm thick

Te mau mana'o tauturu no te haapiiraa
Te mau mana'o tauturu no te haapiiraa

Heat Seal Coating (HSL) layer

Allows the foil to bond to PVC, PVDC or other plastic materials, typically made up of vinyl, acrylic or polymer based adhesives, ensuring tablets are easily pushed in while maintaining a secure seal

Printing layer

Can include branding, batch numbers, dosage instructions or anti-counterfeiting measures
Can be printed using flexographic, rotogravure or UV printing

Blister foil types
Regular aluminium blister foil is used as a sealing material for push-in packaging, provides high humidity, oxygen and light protection, commonly used in pharmaceutical blister packaging

Printed aluminium blister foil
Same as regular foil, but with custom printing (logo, batch number, expiry date) for enhanced product identification and branding

Cold Form Blister Foil (Al-Alu)
Made from aluminium, nylon (OPA) and PVC or PVDC layers, allows cavity deep drawing Suitable for large tablets/capsules, offers 100% Moisture and light protection

Key features and benefits of blister foil

Barrier protection, Te mau tuhaa parau faufaa rahi, Te mau mana'o tauturu no te, UV rays and gases
Te mau mana'o tauturu no te haapiiraa, prevents unauthorized access or contamination
Extends shelf life, maintains drug integrity
Te peu tumu: can be printed with branding and regulatory information
Te tuea - ore - raa: suitable for PVC, PVDC, Aclar and other plastic films

Applications of blister foil

– Te mau puohu Pharmaceutical (Te mau nota, Te mau nota, Te mau nota)
– Medical device packaging (syringes, needles)
– Nutraceuticals and dietary supplements
– Consumer products (chewing gum, small electronic parts)