Aluminium Foil in Pharmaceuticals Industry for Capsules

Printing&Overall Appearance

Ink adhesion

No obvious peeling (tape test)

Overall Appearance

Surface should be clean, flat and evenly coated.Text and pattern printing should be correct, clear and firm

Barrier Performance

Water Vapor Transmission Rate

≤ 0.5 (g/(m²·24h))

Physical Performance

Heat-seal strength  (N/15mm,  155℃*0.2Mpa ×1s)

≥ 7.0 (heat sealing with PVC)

≥ 6.0 (heat sealing with PVDC )

Protection layer`s adhesiveness

No obvious peeling during Polyester adhesive tape stripping test

HS-L coating weight g/m² 

3~8g/m²±10%

Residual solvents

Benzene and benzene solvents

Not detected

Dissolution Physical Testing

Heavy metal

≤0.25ppm

Number of bacteria

≤1000CFU/100cm²

Number of Mold and Yeast

≤100cfu/100cm2

Escherichia coli

Not detected

Pinhole

Diameter > 0.3mm   

Forbid

Diameter 0.1 ~ 0.3mm

number≤1