Aluminum Blister Foil

PTP blister foil is abbreviated from "Press through Packing", in Europe, "PTP" is known as "Press through Foil", in China, PTP blister foil is named "Pharmaceutical PTP blister foil", PTP blister foil that is also known as blister foil or push-through lidding foil is offered for heat sealing with PVC, PVDC, PP for pharmaceutical purpose in blister packing process, such as capsules, tablets, pill, etc.

Basic configuration of PTP aluminum foil is Protect layer (OP)/ printing inks/ Aluminum foil based-material (AL)/ Bond (VC).

PTP Blister Foil Specification：

Dirante PTP blister foil are manufactured by the proven technology, the qualified materials, the state-of-the-art machines and skilled workers to meet the high quality requirements of the pharmaceutical & food Industry, and it is registered and active in China FDA Bureau now.

Pharmaceutical Aluminum blister foil is coated with primer and heat sealing lacquer on different side of plain aluminum foil, but without printing.

The primer coating is suitable for printing in customer’s plant, by solvent/ alcohol-base ink. It also withstands the high temperature of heating during blister packaging process, to guarantee the printing layout.

The heat sealing lacquer is food grade, and easy to seal with PVC, PVC/PVDC, Alu-Alu bottom foil, PP, etc, by heating on blister packaging machine.

PTP aluminum foil can be unprinted or printed. Printed foil can be printed on one side or both sides.

Printing of PTP aluminum foils can be available in plain foil(no printing), printing foil (one-sided printing, two-sided printing, single-color print, double color printing, polychrome printing), color foil (one-sided golden color, two-sided golden color, green bottom color, each kind of colored bottom color), forgery-proof (stealth writing, design, positive and negative printing), while single side or double sides printing assure better appearance upon request.

Perfect printing ensures no fading after being sealed;

Plain or printed aluminum foils for blister packs are used mostly in the pharmaceutical industry to package tablets and capsules in a manner that they remain protected from ambient contamination. These are hard aluminum foils where one side is coated with heat seal lacquer and the other side is unprinted or printed to facilitate pharmaceutical blister packaging. Most common foil thicknesses used in pharmaceutical blister packaging are those of 20µ/25µ/30µ. The heat seal lacquer is a colorless vinyl resin conforming to the applicable international regulations for pharmaceutical applications. The HSL is suitable for heat sealing to PVC/PVDC coated PVC films. The range of HSL can vary from 4gsm -8gsm depending on the speed, product and packaging.