Corrugated Box Flute Types — RISALI PAPER & PACKAGING.
Corrugated Box Flute Types — RISALI PAPER & PACKAGING.
Flute means the wavy middle layer (the corrugated sheet) sandwiched between two flat liners in a box board.
It gives cushioning, strength, and rigidity to the box.
🔠 Types of Flutes (Common in India)
Flute Type Flute Height No. of Flutes / Foot Main Features Best For
A-Flute
4.7 – 5.0 mm
33 ± 3 Thick,
Best cushioning Fragile items, glassware
B-Flute
2.5 – 3.0 mm
47 ± 3 Thin,
Strong surface Printed boxes, retail packs
C-Flute
3.5 – 4.0 mm
39 ± 3 Balanced (strength + cushion)
General shipping boxes
E-Flute
1.2 – 1.8 mm
90 ± 3
Very fine, smooth Small boxes, display cartons
F-Flute
<1 mm
125 ± 3
Ultra-thin Luxury packaging, electronics
Corrugated Packaging PackagingDesign CorrugatedBox FluteTypes AFlute BFlute CFlute SustainablePackaging BoxManufacturing RisaliPaper IndustrialPackaging RisaliPaperPackaging NaviMumbai
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