Youtonda YTD-NTF Non-Transplucent (opaque) filaments  also known as Light-blocking filament is a type of 3D printing filament specifically designed to block light from passing through the printed object. It is ideal for applications that require complete opacity or light shielding, such as creating light barriers, enclosures, or objects that need to protect internal components from light exposure.

Characteristics of Light-Blocking Filament:

1. Complete Opaqueness: Light-blocking filaments are designed to block all light, making them perfect for applications that require total light shielding, such as light barriers or lightproof covers.

2. High Density and Strength: These filaments are typically high-density, providing the printed objects with structural stability and strength.

3. Variety of Colors: Light-blocking filaments come in a wide range of colors, allowing for customization of the opacity and appearance of the printed items.

4. UV Resistance: Many light-blocking filaments have UV-blocking properties, protecting the printed objects from harmful ultraviolet rays and ensuring longevity.

5. Specialized Applications: These filaments are ideal for creating light-proof enclosures, protective boxes, or items designed to prevent light leakage.

6. Stable Printing: Light-blocking filaments generally perform well in the printing process, maintaining stability and preventing issues such as warping, fading, or degradation at higher temperatures.

Light-blocking filaments are widely used in applications where controlling or preventing light exposure is crucial, such as in electronic devices, privacy protection enclosures, and specialized industrial tools.

Why Choose Youtonda 3D Filaments ?

In the advertising and signage industry, traditional PLA materials, which are typically made from corn starch and polylactic acid, are mainly used for educational and prototyping applications. However, due to their susceptibility to oxidation and weathering, PLA materials often experience issues such as chalking, warping, and cracking when used outdoors, making them unsuitable for long-term use in signage.

To address these challenges, Youtonda pioneered the development of specialized outdoor 3D letter shell materials for the advertising industry five years ago. We became the first domestic manufacturer focused exclusively on this type of material. Our advanced outdoor material is engineered to withstand various seasonal weather conditions, offering high heat resistance, minimal warping, deformation, and stringing. This high-quality material maintains stability even in harsh outdoor environments, ensuring durability and visual appeal for advertising signage. This breakthrough product provides a reliable and efficient solution for the advertising industry and has earned widespread recognition from customers worldwide.

Key Features and Specifications:

Mode:YTD-NTF

Filaments Colors:

Light Transplucent 8 Colors:White, Red,Orange ,Yellow,Green ,Blue,Light Blue,Rose

Light Non-Transplucent 4 Colors:Black ,White ,Grey ,Light Grey

Material Composition: PETG+PC compound with advanced stabilizers for durability and UV resistance

Diameter Tolerance: 1.75 mm ± 0.02 mm for precise extrusion

Filament Length: 380 m/roll (approx.)

Printing Temperature Range: 220–250℃ (optimized for consistent flow)

Build Platform Temperature: 65–75℃ for secure adhesion and minimal warping

Recommended Printing Speed: 50–100 mm/s, capable of 800 mm/s for high-speed setups

Tensile Strength: 12–17 kgf, ensuring robust structures

Melt Flow Index (MFI): 5–9 g/10 min 

Net/Gross Weight: 1.0 kg net / 1.3 kg gross

Applications: Professional signage, outdoor displays, and decorative structures.

Applications: 

Professional outdoor signage, long-term outdoor displays, 

decorative structures for extended outdoor exposure, 

with an expected service life of 3-5 years.

Youtonda’s outdoor 3D letter materials set a new benchmark in the advertising industry, 

delivering unmatched quality and reliability for professional applications.