China Factory-Direct Labeling and Packaging Solutions for Small & Medium Businesses in Food, Personal Care and More

How to Choose the Right Printing and Coding Solution for Your Labeling Machine

Looking for a labeling machine with date coding, barcode or QR code printing? Learn the differences between TTO, TIJ inkjet, Zebra thermal transfer and laser marking systems, and choose the right solution for your production line.

5/8/2026

Printing production dates, batch numbers, barcodes, QR codes, or variable data is a common requirement in modern production lines.

The right solution depends on your product material, packaging type, production speed, print size, and budget.

This guide introduces four common technologies:

TTO (Thermal Transfer Overprinting)
Zebra Thermal Transfer Printing
TIJ Inkjet Printing
Laser Marking

and explains how to select the most suitable option for your application.

Section 1: TTO (Thermal Transfer Overprinting)

How It Works

Uses a thermal transfer ribbon to print on flexible packaging films.
Contact printing technology with high print quality and durability.
Ideal for flexible packaging, laminated films, and pouches.

Types

Intermittent TTO – Lower speed, lower cost.
Continuous TTO – Higher speed, higher cost, requires stable product movement.
Hybrid TTO – Supports both intermittent and continuous modes.

How to Choose

Print Width: 32 mm / 53 mm / 107 mm (larger sizes available)
Production Speed: Intermittent for medium/low speed; Continuous for high-speed production.
Print Area: Larger print content requires a wider printhead.
Actual Speed: Should be calculated based on package length and machine cycle time.

Notes

Product movement must remain stable during printing.
107 mm printheads are significantly more expensive.
For pre-made pouches, TIJ inkjet printing is often a better alternative.

Section 2: Thermal Transfer Label Printing

How It Works

Prints directly onto labels before they are applied to the product.
Supports thermal transfer printing; some models also support direct thermal printing.

Typical Applications

Batch Printing: Print multiple identical labels, then apply them using a labeling machine.
Print & Apply: Print and apply labels in real time with variable data.

Common Models

Zebra ZT231
Zebra ZT411
Zebra ZE511

Notes

Supports wide-format label printing.
Ideal for barcodes, QR codes, and variable data.
Can be integrated with vacuum pads, pneumatic tamp applicators, and automatic labeling heads.

Section 3: TIJ (Thermal Inkjet Printing)

How It Works

Non-contact inkjet printing.
Recommended print distance: 2–5 mm.
Suitable for both intermittent and continuous production lines.

Ink Types

Water-Based Ink
- Paper
- Cartons
- Porous materials
Solvent-Based Ink
- Plastic bags
- Plastic bottles
- Metal
- Coated materials
Print Width
- Single Head: 12.7 mm
- Dual Heads: 25.4 mm
- Four Heads: 50.8 mm

Notes

Select the correct ink for the substrate.
Surface tension and ambient conditions affect adhesion.
Proper installation is essential for print quality and consistency.

Section 4: Laser Marking

Laser Types

CO₂ Laser
- Paper
- Cartons
- Wood
- Glass
- PET
- Some plastic films
Fiber Laser
- Stainless steel
- Aluminum
- Copper
- Most metals
- Some engineering plastics
UV Laser
- Plastics
- Films
- Pharmaceutical packaging
- Electronic components
- Glass

Features

Non-contact marking.
No ink or ribbon required.
Supports flying (on-the-fly) marking.
Permanent, high-contrast marks.

Notes

Material is the primary factor in laser selection.
Production speed is the second consideration.
Marking quality is the third consideration.
Even plastics with a similar appearance can produce dramatically different marking results.
Sample testing is strongly recommended before selecting a laser model.

Section 5: How to Choose the Right Printing Solution

Step 1 – Define the Printing Target

Print directly on the product.
Print on a label before application.

Step 2 – Identify the Material

Paper
Label stock
Plastic
Metal
Glass
Film

Step 3 – Determine the Print Content

Production date
Batch number
Barcode
QR code
Logo
Variable data

Step 4 – Determine the Required Print Size

Print width
Print area
Label size

Step 5 – Determine Production Speed

Low speed
Medium speed
High speed

Step 6 – Consider Budget

Equipment cost
Consumable cost
Maintenance cost

Section 6: Selection Tips (Avoid Common Mistakes)

Don't rely solely on the maximum speed specification. Actual production speed depends on the application.
Material determines the final result. Similar-looking materials may produce completely different print or laser marking quality.
Always test samples before purchasing.
Choosing the correct ink is critical for TIJ printing.
Continuous TTO requires stable product movement for consistent print quality.
Printing position matters. Curved, recessed, or uneven surfaces can affect results.
Variable data applications require different system configurations than fixed-content printing.
Leave enough space for maintenance and consumable replacement.

Section 7: Recommended Solutions by Application

Flexible pouches (food, personal care)：TTO or TIJ (depending on whether the pouch is pre-made)
Plastic & glass bottles： TIJ or Laser (depending on material and marking requirements)
Paper cartons & boxes： TIJ (water-based) or CO₂ Laser
Metal cans & containers： Fiber Laser or TIJ (solvent-based)
Pharmaceutical packaging： TTO, TIJ, or UV Laser (depending on regulations and materials)
Logistics labels： Zebra Thermal Transfer Label Printer (Print & Apply)
Variable QR codes & serial numbers： Zebra Print & Apply or TIJ (depending on production speed)