| Box Style | Self-Locking Mailer Box (Roll End Tuck Front - RETF) |
|---|---|
| Material Options | Kraft Corrugated, White Corrugated, E-Flute, B-Flute, Rigid Stock (Premium) |
| Flute Types | E-Flute (1.5mm), B-Flute (3mm), Custom Flute on Request |
| Stock Thickness | 16pt – 28pt (depending on material selection) |
| Printing Options | Offset Printing, Digital Printing, Flexographic Printing |
| Color Options | CMYK (4 Color Process), Pantone (PMS), Inside & Outside Printing Available |
| Finishing Options | Matte Lamination, Gloss Lamination, Soft-Touch Lamination, AQ Coating |
| Add-Ons | Spot UV, Foil Stamping (Gold/Silver), Embossing, Debossing, Custom Inserts |
| Sizes | Custom Sizes Available (Length × Width × Depth) |
| Minimum Order Quantity | Low MOQ Available |
| Turnaround Time | 8–12 Business Days (Rush Available) |
| Shipping | Flat Packed, Free Shipping Available |
| Eco-Friendly | Recyclable & Biodegradable Options Available |
Someone in a factory looked at paper and thought: what if we made it wavy?
Not straight. Not flat. Wavy.
Then they glued another sheet on top. And another on bottom.
Suddenly, paper could hold weight. Could absorb shock. Could ship products across oceans without crushing.
That was a hundred years ago. We're still using the same idea. Because it works.
Look at the edge of a corrugated box. See those waves?
They create air space. Padding without weight.
They resist pressure. Weight pushes down, waves distribute it.
They absorb shock. Bumps and drops get eaten by the curves.
They add rigidity. Thin materials become strong.
All from putting waves in paper.
Flutes come in sizes. Each does something different.
A-Flute. The original. Thick waves. Great for fragile stuff. Lots of cushion. But bulky.
B-Flute. Tighter waves. More per inch. Good for canned goods. Strong surface.
C-Flute. The middle child. Most common. Good balance of strength and thickness.
E-Flute. Micro-flutes. Thin. Smooth surface. Prints beautifully. Looks almost like paper.
F-Flute. Even smaller. For tiny boxes. Retail packaging. Cosmetics.
N-Flute. Ridiculously small. Like printing on cardboard that's not cardboard.
Your choice depends on what you're shipping.
Two flat sides. Called liners.
Kraft liner. Brown. Strong. Classic.
White liner. Prints better. Looks cleaner. Costs more.
Test liner. Recycled. Grayish. Eco-friendly.
Mottled white. White on one side. Brown on other. Best of both.
Each has its place.
Single wall. One flute. Two liners. Standard for most.
Double wall. Two flutes. Three liners. Heavy duty.
Triple wall. Three flutes. Four liners. Industrial strength.
The wall count changes everything.
Boxes have ratings.
ECT. Edge Crush Test. Measures stacking strength. 32 ECT is standard. Higher means stronger stacks.
Burst test. Measures puncture resistance. 200# is standard. Higher means tougher.
Choose based on your shipping reality.
Corrugated isn't smooth. Those waves show through sometimes.
Direct print. Ink on corrugated. Works for simple stuff. Logos, text, basic shapes.
Labeling. Print on paper. Stick on box. High quality on rough surface.
Litho laminate. Print on thin paper. Laminate to corrugated. Best quality. Costs more.
Pre-print. Print liner before fluting. Smooth surface. Good quality.
Match printing method to your needs.
Corrugated is light. That's the point.
Light means cheap shipping. Light means easy handling. Light means more profit per order.
But light still protects. That's the magic.
Waterproof. Not really. Wet weakens it fast.
Last forever. Biodegradable by design. That's good actually.
Look luxury without help. Needs coatings, laminates, finishes for premium feel.
Know the limits. Work around them.
