Túi bao bì giấy kraft

Question 1

What is a kraft paper packaging bag?

Accepted Answer

A kraft paper packaging bag uses kraft paper as the outer layer, laminated with inner plastic layers for sealing and barrier protection. It provides a natural, artisanal appearance for coffee, snacks, tea and dry food packaging.

Question 2

Is kraft paper alone enough for food packaging?

Accepted Answer

No. Kraft paper alone is not a food packaging material. It must be laminated with inner PE or barrier layers to provide sealing, moisture protection and food contact safety.

Question 3

What inner structures are used with kraft paper?

Accepted Answer

Common inner layers include Kraft/PE for basic moisture protection, Kraft/VMPET/PE for improved barrier, and Kraft/AL/PE for higher barrier requirements such as coffee packaging.

Question 4

Can kraft paper bags include zippers or valves?

Accepted Answer

Yes, zipper and degassing valve options can be reviewed according to the bag design. Placement should be confirmed during the design stage.

Question 5

What information is needed before quotation?

Accepted Answer

Product type, bag dimensions, inner material structure, barrier requirement, zipper or valve needs, printing colors, artwork file, quantity, target market and China OEM or domestic warehouse handover requirement if applicable.