Blister packing is the most common primary packing type for tablets and capsules. Different blister packaging materials are used for different products. Those who pay attention to medicine packing might notice that most medicines use aluminum plastic packing, while some other use alu-alu packing.
What is Alu-Alu Packing
Both sides of alu-alu packing blister are aluminum foil, which is also called cold forming foil. Such type of foil is with advantages such as highbarrier, high adaptability, easy forming, good light barrier, good extension,easy to be sealed with aluminum blister foil into full aluminum packaging.
Cold forming foil is a combination of aluminium foil outside, and polymeric films inside.It is suitable for bister packaging of both tablets and capsules which might be sensitive to moisture, oxygen, light and chemicals. One common product that use Alu-Alu Packing is ciprofloxacin tablets 500mg and 750mg.
What is Aluminum-Plastic Packing
Aluminum-Plastic Packing is the most common packing for tablet and capsule package. For this type of pack, one side is aluminum foil, and the other side is plastic PVC foil(or PVC/PVDC, PVC/PE/PVDC).
Most tablets and capsules, like Paracetamol tablets 500mg, Amoxicillin Capsules 500mg, Ferrous + Folic Acid tablets are with this type of packing.
Different use of Alu-Alu Packing and Aluminum-Plastic Packing
- Aluminum-Plastic Packing is with lower cost, while Alu-Alu Packing is a bit higher.
- The size of Alu-Alu Pack blister are larger than Aluminum-Plastic Pack. So for the same product, more can be loaded in one container if packed by Aluminum-Plastic Pack.
- Alu-Alu Packing are usually used while the medicines ultraviolet light sensitive, with strong hygroscopicity, requires heat and cold resistance, or need packaging quality improvement.
If you do not to know which type of blister packing material to choose. Don’t worry, WAMIN will provide suggestion based on your request.
