1. The standard of PVC sheet for pharma packaging is ybb00212005 PVC solid medical hard sheet. National mediacl packaging container (material) standard, this standard is applicable to the rigid sheet mad
PC film is the abbreviation of polycarbonate film. It is a kind of colorless or yellowish thermoplastic engineering plastic, which is amorphous, odorless, nontoxic and highly transparent. It has excellen
Corona treatment is a kind of electric shock treatment, which makes the substrate surface have higher adhesion. After corona treatment,
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