Automatic DTG Pre-Treatment Spray Machine Pre4050

Designed for professional DTG printing environments, this DTG pre-treatment spray machine provides consistent, controlled application of pre-treatment solution to ensure stable white ink performance and repeatable print results. Replacing manual spraying with an automated, enclosed process reduces inconsistencies caused by uneven coverage and overspray.

PRE4050 features an adjustable spray system that provides precise control over spray volume and application length, making it suitable for a range of fabric types, garment colors, and printing requirements. With flexible single- and dual-spray modes, operators can easily adjust pre-treatment intensity for both light and dark garments, while the enclosed structure keeps the workspace clean and improves overall production efficiency.

Key Features:

  • Uniform Spray Coverage: Fan-shaped nozzle ensures even pre-treatment application
  • Adjustable Spray Volume: Precise control for different fabrics and ink requirements
  • Single / Dual Spray Modes: Flexible settings for light or heavy pre-treatment
  • Clean & Enclosed Design: Minimizes overspray and keeps the workspace tidy
  • Easy Operation & Maintenance: Built-in cleaning function for reliable daily use
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Product Highlights

Designed for Consistent DTG Pre-Treatment

Consistent pre-treatment is essential for achieving stable DTG white ink results. This spray machine is designed to replace manual application with a controlled, automated spraying process, helping ensure even coverage, accurate fluid control, and a cleaner working environment across different garments and fabric types.

Uniform Spray Coverage

Fan-shaped spray nozzle delivers even pre-treatment coverage across the garment, helping ensure consistent DTG printing results.

Adjustable Spray Volume

Spray volume can be precisely adjusted to match different fabric types, garment colors, and ink requirements.

Versatile for Different Garments

Suitable for light and dark garments, supporting various fabrics commonly used in DTG white ink printing.

Clean & Controlled Operation

Enclosed spraying design minimizes overspray and keeps the workspace clean during daily production.

Product Features of DTG Pre-Treatment Spray Machine

Designed to support stable and repeatable DTG pre-treatment, PRE4050 integrates a controlled spray system, flexible operation modes, and maintenance-friendly design. Each feature focuses on improving application accuracy, operational consistency, and daily usability in professional DTG printing environments.

Industrial Spray Nozzle

Industrial Spray Nozzle

Fan-shaped industrial spray nozzle delivers consistent and even pre-treatment coverage across the garment surface, helping reduce application inconsistencies caused by manual spraying.

Enclosed Spray Chamber

The enclosed spray chamber minimizes overspray during operation, helping maintain a cleaner workspace and more controlled pre-treatment process in production environments.

Spray Volume Control

Spray Volume Control

Spray volume is controlled through adjustable spray speed, allowing precise regulation of pre-treatment amount for various fabrics, colors, and ink densities.

Integrated Cleaning System

Integrated Cleaning System

Designed for fast nozzle and liquid line flushing, the one-touch cleaning system helps reduce residue buildup and supports consistent spray performance with minimal downtime.

Independent Liquid System

Independent Liquid System

Equipped with separate liquid lines for pre-treatment solution and cleaning fluid, reducing cross-contamination and simplifying daily maintenance and nozzle cleaning.

Single Dual Modes

Single / Dual Modes

Supports both single and dual spray modes, enabling operators to adjust pre-treatment intensity for light or dark garments and different fabric absorption requirements.

Specifications

ModelPRE4050
NozzleAmerican-made nozzle
Maximum Spray Area410 mm × 540 mm
Adjustable Range0–540 mm
Spray Amount12 mL–80 mL
Power SourceAC 110V / 220V, 50Hz / 60Hz, 150W
Machine Size / Weight880 mm (L) × 580 mm (W) × 600 mm (H), 66 kg
Packing Size / Weight980 mm (L) × 650 mm (W) × 770 mm (H), 78 kg

Applications

FAQ

What garments and fabrics is this DTG pre-treatment spray machine suitable for?

This DTG pre-treatment spray machine is designed for a wide range of garments commonly used in DTG printing, including cotton and cotton-blend fabrics. It supports both light and dark garments and is especially suitable for DTG white ink printing, where consistent pre-treatment application is critical for print quality.

The spray amount is adjusted by controlling the spray speed, which allows operators to regulate how much pre-treatment solution is applied to the garment. Lighter fabrics or light-colored garments typically require less pre-treatment, while darker garments and DTG white ink printing may require a higher spray volume. Operators can fine-tune the settings based on fabric absorption and printing requirements.

Single spray mode applies a lighter amount of pre-treatment and is suitable for applications that require minimal coating. Dual spray mode applies a heavier and more even layer of pre-treatment solution, making it ideal for dark garments and DTG white ink printing. In most production environments, dual spray mode is recommended for more consistent results.

The machine features an independent liquid system with separate lines for pre-treatment solution and cleaning liquid. After daily operation, users can switch to the cleaning line and use the built-in cleaning function to flush the nozzle. Regular cleaning helps prevent nozzle blockage and ensures consistent spray performance during long-term use.

The machine is compatible with most DTG pre-treatment solutions commonly used in the industry. However, it is recommended to use high-quality, properly formulated DTG pre-treatment liquids and follow the supplier’s usage guidelines. Using unsuitable or overly viscous liquids may affect spray consistency and nozzle performance.

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