FAQ-Pirs û Pirsên Paqijkirina Derman a Alu Alu Foilê ya Sar
Foila Alu Alu ji tê çêkirin 3 qatan. OPA qata jorîn e, bi profesyonelî jê re POLYAMIDE ORIENTED tê gotin (wekî naylon jî tê zanîn), li pey pelê aluminium, and finally PVC film (standard three-layer structure: OPA/aluminum foil/PVC film).
This material structure has the characteristics of multi-axis molding, which can fit well with other layers. OPA film has very high mechanical resistance to puncture and tear, which is also an important part to ensure good non-fracture molding characteristics, without any forming defects.
OPA (nylon) film thickness is commonly 25 mîkronan, this is the most common structure, depending on the standard, there may be other OPA film sizes.
There are a variety of aluminum foil structures, generally according to the barrier requirements of the production, filling cavity size requirements to produce, but the most commonly used structure is 25-micron OPA / 45-foil aluminium micron / 60 microns PVC film.
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