Appearance Parameters of Kraft Paper Gourd-shaped Bubble Film (Small Bubbles)
Thickness: 0.07mm ± 0.002mm
Film width before inflation: 410mm ± 1mm
Roll length: 100m
Roll diameter: 170mm
Film width after inflation: 360mm ± 5mm
Bubble diameter: 35mm ± 1mm
Bubble height: 19mm ± 0.5mm
Horizontal tear-line distance before inflation: 180mm
Grammage (g/㎡): 130g/㎡
Air retention period after inflation: Not less than 100 days

Appearance Parameters of Kraft Paper Gourd-shaped Bubble Film (Large Bubbles)
Thickness: 0.07mm ± 0.002mm
Film width before inflation: 410mm ± 1mm
Roll length: 100m
Roll diameter: 170mm
Film width after inflation: 360mm ± 5mm
Bubble dimensions (length × width) before inflation: 100mm × 70mm
Bubble dimensions (length × width × height) after inflation: 85mm × 52mm × 35mm ± 1mm
Horizontal tear-line distance before inflation: 340mm
Grammage (g/㎡): 130g/㎡
Air retention period after inflation: Not less than 100 days