ᐅ IKEA Kallax Back Panel Splinters When Nailing – What Can Be Done?

Created on: 18 Feb 2024 19:37
L
LENKE
L
LENKE
18 Feb 2024 19:37
Hello everyone,

I recently assembled an IKEA Kallax shelving unit and noticed that the back panel started to split and even chip off in some areas while nailing it in. This is especially frustrating because the back panel is basically just a thin cardboard or MDF board primarily meant for stabilization.

The nails I used are the original ones from IKEA, and I was very careful during assembly. Still, the material seems quite brittle.

Before I buy new materials or consider other options, does anyone have experience with this issue? How can the back panel be attached more securely without causing further damage? Are there alternative ways to fix the back panel that put less strain on the material?

I appreciate any tips or shared experiences, thanks in advance!
U
usbla
18 Feb 2024 20:09
The issue of splitting on the back panels of the IKEA Kallax series is well known, as the back panel is made of thin MDF or pressed chipboard, which can be quite brittle under unusual pressure or improper nailing techniques.

I recommend the following approach:
1. Use alternative fasteners such as small screws with washers or silicone adhesive that do not pierce the back panel but only secure it in place.
2. If you prefer to continue using nails, choose thinner nails and insert them very carefully with a nail punch or as a final step using a gentle hammer strike.
3. Consider applying a thin film or a piece of painter’s tape on the spot before nailing; this prevents splitting by providing extra stabilization.

These options reduce stress on the material and increase durability. Ultimately, the material itself is relatively delicate, so gentler installation methods are always preferable.
J
Jeanbar
18 Feb 2024 21:14
Hello LENKE,

you described your problem well, and I can understand your frustration since such a back panel is supposed to be attached quite simply. I have had good experiences with the following approach on some Kallax shelves:
usbla schrieb:

You might want to stick a thin film or a piece of painter’s tape on the spot before hammering the nail; this prevents splitting by providing extra support.

This matches my advice as well: in addition to the painter’s tape method, I recommend pre-drilling small pilot holes or using a thin awl at the nail points first. This makes the back panel a bit more flexible around the nail area.

If that is not possible, you can also attach the back panel with small screws combined with plastic wall plugs or anchors to avoid splitting the material.

Additionally, if your back panel already has larger damages, it might be worthwhile to replace it with a thin plywood or a screen printing board of comparable thickness. While this is more work, it offers greater stability and often looks better on visible side panels.

If you have any other questions or need tips on sourcing materials, feel free to get in touch.
U
usJamie
19 Feb 2024 07:58
Nailing tips:
- Use thin nails
- Cover with painter’s tape
- Tap slowly and carefully

Alternatively, use glue or screws.
J
Jensson
19 Feb 2024 15:41
Hello everyone,

I would like to add a short guide on how to prevent damage when nailing the Kallax back panel:

1. Preparation: Place a piece of painter’s tape on the spot where the nail will go. This prevents the fibers from tearing directly when the nail is inserted.

2. Pre-drilling: Use a very fine awl or a thin rod to lightly pierce the painter’s tape and the backing panel behind it. This creates a small channel that relieves stress on the material.

3. Nail selection: Use nails with thin shafts and preferably small heads. Thick nails can quickly cause cracks and splinters.

4. Insertion: Drive the nails in with small, controlled hammer taps. Do not use full force.

5. Alternative: For large quantities, I recommend carefully gluing the back panel in place, either with wood glue or contact adhesive. This completely eliminates the risk of splintering.

In summary, the combination of pre-drilling, painter’s tape, and controlled tapping is the most efficient way to protect this very thin back panel and ensure a clean assembly.