How to choose the right thermal label for your kitchen

EtiquetaChef prints the label content — product, state, expiry date, person responsible — but the roll that goes into the printer is your call. And that choice matters: a label that peels off inside the freezer, smudges with grease, or leaves adhesive on the container gets in the way of your workflow. This guide helps you pick the right consumable. (To set up the Bluetooth thermal printer, see the separate setup tutorial.)

Direct thermal vs. thermal transfer

There are two thermal printing methods:

• Direct thermal: heat from the print head reacts directly with the coated paper. No ribbon required. It’s cheaper, simpler, and good enough for short-term labels — exactly the shelf-life case, where the label lives for days, not years.
• Thermal transfer: uses a ribbon that melts ink onto the label. It lasts longer and resists light and heat for months, but it needs the extra ribbon consumable.

For perishable shelf life, direct thermal is enough: the label is discarded once the product is used or expires. You save money without losing quality over the window that matters.

Label size

Choose the size based on what needs to fit and where the label will stick:

• Smaller labels suit tubs, bottles, and squeeze containers.
• Larger labels hold more text — product, state, dates, and person responsible — without cramping readability.

Confirm the roll size matches the width your printer supports before buying in bulk.

Adhesive: where most people go wrong

A kitchen is a hostile place for glue. Check:

• Cold, damp surfaces: many common adhesives don’t stick well to containers fresh from the fridge or covered in condensation. Look for adhesives rated for cold/wet surfaces.
• Greasy surfaces: grease kills adhesion. Wipe the surface and prefer more aggressive adhesives when oil contact is unavoidable.

Removable vs. permanent

• Removable: peels off clean, leaving no glue residue on the container. Ideal for tubs and reusable pans that go back into the dishwasher.
• Permanent: strong glue that won’t let go. Useful for disposables or when you want to be sure the label won’t fall off.

Most kitchens that reuse containers prefer removable.

Freezer and legibility

• Freezer resistance: for the freezer, choose rolls rated for low temperatures — they hold adhesion where standard adhesive hardens and peels.
• Legibility: direct thermal print can fade with prolonged heat or abrasion. For the short shelf-life cycle that’s not an issue, but avoid storing printed labels near the stove or in direct sunlight.

Quick checklist

• Direct thermal (short-term) confirmed
• Size compatible with the printer and the text
• Adhesive rated for cold/wet/greasy surfaces
• Removable if containers are reused
• Freezer-grade version if needed
• Tested on a real container before buying in volume

With the right roll, the label does its job: legible information, stuck where it needs to be, and that comes off clean when the product runs out.