For apparel printing business purchasers and maintenance engineers, common pain points include incompatible DTG ink, frequent printhead clogging, poor color fastness, and unstable output on Brother DTG GTX printers. This professional guide provides authoritative technical data, compatible solutions, and practical selection steps to improve printing efficiency and reduce production costs.

What is DTG Ink?

DTG ink (Direct-to-Garment ink) is a water-based textile ink specially formulated for digital garment printers. It is designed to deliver soft, washable, and vibrant prints on cotton, blended fabrics, and various apparel materials. Brother DTG GTX series printers require professional-grade DTG ink to ensure stable performance, high color reproduction, and long printhead lifespan.

Classifications & Industry Standards

1. By Compatibility

• Universal DTG ink for common textile printers
• Specialized DTG ink for Brother DTG GTX series

2. By Formula Type

• Water-based pigment DTG ink (high fastness, most popular)
• Low-viscosity premium ink for high-speed GTX printers

3. Global Certifications

• Oeko-Tex Standard 100 (safe for clothing)
• REACH & RoHS compliant
• Non-toxic, non-flammable, eco-friendly

Technical Parameters (Brother DTG GTX Compatible)

Parameter	Standard Value	For Brother DTG GTX
Ink Type	Water-based Pigment	Water-based Pigment
Viscosity (25℃)	1.8–2.2 mPa·s	1.9–2.1 mPa·s
Particle Size	<0.2μm	<0.15μm (anti-clogging)
Color Fastness	Grade 4–5	Grade 5 (wash-resistant)
Shelf Life	12 months	12–18 months
Compatibility	Cotton / Blended	100% cotton, polyester blends

Source: UVINK R&D Center, 2026 Textile Ink Testing Report

Application Scenarios

• Custom t-shirt, hoodie, and apparel printing
• Brand clothing, team uniforms, and promotional wear
• Textile art, fashion design, and small-batch customization
• High-volume production with Brother DTG GTX printers

Step-by-Step Selection Guide

1. Confirm compatibility with Brother DTG GTX printer models
2. Choose <0.15μm particle size to avoid printhead clogging
3. Select Oeko-Tex certified ink for apparel safety
4. Verify wash fastness ≥ Grade 5 for durable prints
5. Source from certified suppliers with bulk B2B supply

FAQ About DTG Ink & Brother DTG GTX

Conclusion & Contact UVINK

Choosing high-quality DTG ink is critical for stable and high-quality output from Brother DTG GTX printers. UVINK provides professional-grade, certified, and fully compatible DTG ink solutions for B2B apparel printing businesses worldwide.

We offer bulk wholesale, official samples, technical support, and customized solutions for global partners.