Stone Gray PLA Filament
The COEX 3D Stone Gray PLA Filament is a high-quality 3D printing material designed for easy printing, consistent performance, and smooth surface finish. Manufactured in the USA using premium virgin PLA resin, this filament is engineered to deliver reliable extrusion, precise dimensional accuracy, and repeatable print quality across a wide range of FDM 3D printers.
PLA (Polylactic Acid) is one of the most widely used 3D printing materials due to its low warping, minimal odor, and user-friendly characteristics. The stone gray color provides a clean, neutral, and professional appearance that is ideal for prototypes, display models, and functional parts that require a refined finish.
Consistent Quality and Reliable Performance
COEX PLA is produced under strict quality control standards to maintain consistent diameter and low ovality, resulting in smooth extrusion and dependable print results. This helps reduce print failures and ensures accurate, repeatable performance.
Easy Printing for All Skill Levels
PLA is known for its ease of use, making it suitable for both beginners and experienced users. It prints at lower temperatures than ABS or PETG, does not require an enclosure, and offers minimal warping for a reliable and hassle-free printing experience.
Smooth Finish and High Detail Resolution
This filament produces prints with a smooth surface and strong layer adhesion, making it suitable for both cosmetic and light-duty functional parts. It is also easy to sand, paint, and post-process for additional finishing options.
Key Features:
- Easy-to-print PLA material with low warping
- Consistent diameter for reliable extrusion
- Smooth surface finish for professional-looking prints
- Minimal odor during printing
- Stone gray color for a clean, professional appearance
- Made in the USA using premium virgin resin
Recommended Print Settings:
- Nozzle Temperature: 190°C – 220°C
- Bed Temperature: 0°C – 60°C (heated bed optional)
- No enclosure required
- Moderate cooling fan for optimal surface quality
Printer Compatibility:
- Compatible with Bambu Lab, Prusa, Creality, and most FDM printers
- Ideal for open-frame and high-speed printing setups
- Suitable for both beginner and advanced users
Applications:
- Prototypes and concept models
- Display parts and visual presentations
- Hobbyist and educational projects
- Light-duty functional components
- Professional-looking prints with a neutral finish
Why Choose PLA for 3D Printing?
PLA is the best choice for users who want a reliable, easy-to-use filament that produces high-quality prints with minimal setup. It is ideal for projects where clean finish, ease of printing, and consistent results are priorities.
COEX PLA filament is trusted by makers, educators, and professionals who value print reliability, consistent performance, and high-quality results.
Ways to Contact Us
Activated Carbon Depot
Email: sales@activatedcarbondepot.com
Phone: 949-229-2587






