📦 Cardboard insert 400×600 mm (B wave) – stable protection and eco-friendly packaging

The 400x600 mm cardboard insert (B wave) is a strong, 3-layer corrugated cardboard sheet, designed to separate layers of goods in collective cartons and on pallets. Thanks to the medium wave, cardboard inserts increase load stability, protect delicate products from crushing and facilitate safe stacking in the warehouse and transportation.

🔧 Technical specifications of the cardboard insert

• 📏 Dimensions: 400×600 mm
• 📄 Material: 3-layer corrugated cardboard (B wave)
• 📐 Sheet thickness: approx. 2.5–3 mm
• 🟤 Color: Gray/brown (natural)
• ♻️ Ecology: 100 % recyclable

🚚 Cardboard inserts – practical applications

• ✅ Separation of product layers: prevents movement and damage to products on the pallet or in the collective carton.
• ✅ Load stabilization: allows for stacking of heavier layers without the risk of crushing the lower ones.
• ✅ Reinforcement of packaging: stiffens the bottom and walls of cartons, increasing their resistance to pressure.
• ✅ Versatility: they are useful in logistics, e-commerce, food industry, cosmetics, pharmaceuticals and many others.

🏭 Where are cardboard dividers used most frequently?

• 🏭 Industry & production: automotive parts, appliances, electronics.
• 🛒 E-commerce & retail: books, clothes, electronic gadgets.
• 💊 Pharmacy: boxes of medicines, bottles, ampoules.
• 💄 Cosmetics & household chemicals: perfume flacons, jars with creams.
• 🥫 Food industry: jars, cans, cartons with drinks.

✅ Why choose B wave cardboard dividers?

• 🛡️ Durability at low weight: rigid sheets do not overload the pallet excessively.
• 🔒 Product protection: B-wave absorbs shocks and pressures, preventing crushing.
• ♻️ Eco-friendly solution: fully paper product, environmentally friendly.
• 💰 Savings and convenience: standard format 400×600 mm fits popular pallets; dividers are easy to flatten and store.
• 📐 Availability of dimensions: on request, we will cut cardboard dividers to a non-standard size.

🎁 DIY: Wraps from cardboard dividers - pros and cons

You can transform a 400×600 mm sheet into a cardboard sleeve protecting books, records or electronics. Check the strengths and weaknesses:

🛠️ How to make a wrap from a divider step by step?

1. Place the product in the middle of the sheet parallel to the wave.
2. Score two fold lines on either side of the product.
3. Wrap the wings and secure them with paper tape or hot melt adhesive.
4. For taller items, add cross tabs to close the sides.
5. Personalize with print, stamp or label.

🧮 Custom Cardboard Divider Creator

Need different sizes? Use our custom divider creator

• 📐 Adjust length and width to the millimeter - from mini sheets to pallet formats.
• 📄 Choose the wave (B or BC) and paper weight.
• ⚙️ Automatic pricing - the price updates in real time.
• ⏱️ Production in 5 working days.
• 🔟 MOQ from 10 pieces.

📞 Bulk orders and advice

Are you packing large volumes of cardboard dividers? Contact us – a dedicated supervisor will prepare an offer:

• 📊 Packages of 100 / 250 / 500 pcs., full pallets (up to 3,000 pcs.) or FTL.
• 🔧 Selection of wave (E, B, C, BC), grammage and format for your packing line.
• 🎨 Scoring, "easy-fold" perforations, logo print or instructions.
• 🚚 JIT deliveries - you save space in the warehouse and capital.

❓ Frequently asked questions about cardboard dividers

What is a cardboard divider used for?
It separates and protects layers of goods in a box or on a pallet, preventing the movement and damage of products.

Are cardboard dividers eco-friendly?
Yes – they are made from paper (often recycled) and can be reprocessed.

How durable is B-wave cardboard?
Wave B (approx. 3 mm) provides a high stiffness-to-weight ratio – cardboard dividers stabilize heavy layers without overloading the pallet.

What sizes of cardboard dividers are available?
Popular: 400×600 mm, 600×800 mm, 800×1200 mm. You can order any format in the creator.