Choosing the correct corrugated flute is vital for protecting goods while optimizing dimensional shipping weight.
Flute Profile Breakdown
E-Flute (1.5mm): Offers an ultra-smooth surface for high-density offset printing, ideal for cosmetic and tech subscription boxes.
B-Flute (3.0mm): Provides high puncture and stacking strength for direct parcel post.
C-Flute (4.0mm): The heavy-duty standard for bulk outer master shipping cartons.
