Nozzle Hub FlashForge Foto 8.9s

Published on Tue Jul 25 2023 03:33:42 GMT+0000 (Coordinated Universal Time) by Alex

FlashForge Foto 8.9s: A Deep Dive into Resin Printing

The FlashForge Foto 8.9s is a popular choice for hobbyists and professionals seeking high-resolution resin 3D prints. With its large build volume and detailed output, it caters to a variety of applications from miniatures and jewelry to functional parts and prototypes. This article provides a comprehensive overview of the Foto 8.9s, exploring its specifications, offering practical usage tips, and delving into the overall user experience.

Detailed Specifications:

Printing Technology: MSLA (Masked Stereolithography Apparatus) / LCD Resin Printing
Light Source: 405nm UV LED
LCD Screen Resolution: 4K (3840 x 2400 pixels)
LCD Screen Size: 8.9 inches
Build Volume: 192 x 120 x 200 mm (7.6 x 4.7 x 7.9 inches)
Layer Thickness (Resolution): 0.025 - 0.2 mm (25 - 200 microns)
XY Resolution: 50 microns (0.05 mm)
Z Axis Resolution: 10 microns (0.01 mm)
Printing Speed: Up to 50mm/hour (depending on resin and settings)
Resin Compatibility: 405nm UV Resins
Connectivity: USB
Slicing Software: FlashDLPrint
Machine Dimensions: 280 x 240 x 460 mm (11 x 9.4 x 18.1 inches)
Machine Weight: Approximately 9 kg (19.8 lbs)
Power Requirements: 100-240V AC, 50/60Hz
Features:
- Chassis made of sheet metal
- Activated carbon air filtration system
- 57mm monochrome screen
- Z axis dual linear rail system
- Auto Bed Leveling

Usage Tips for Optimal Results:

Resin Selection: The Foto 8.9s is compatible with a wide range of 405nm UV resins. Experiment with different brands and formulations to find the best fit for your specific needs. Consider factors like strength, flexibility, color, and viscosity.
Slicing Settings: Proper slicing is crucial for successful prints. Pay attention to settings such as layer height, exposure time, lift speed, and support structures. FlashDLPrint, the recommended slicing software, provides pre-configured profiles for various resins, but customization may be necessary.
Support Generation: Adequately supporting your models is essential to prevent print failures. Use automatic support generation features in your slicing software, but manually add or adjust supports as needed to ensure sufficient support for overhangs and delicate features.
Resin Leveling: Make sure that the resin level is at least half way of the printer vat, do this to have perfect resin spreading.
Bed Leveling: Although this printer features a auto bed level you still might encounter issues so do this carefully and read the manual.
Resin Curing: After printing, properly cure your models using a UV curing station. This process hardens the resin and enhances the mechanical properties of the print. Follow the resin manufacturer’s recommended curing time and intensity.
Post-Processing: Remove supports and clean your prints with isopropyl alcohol (IPA) before curing. Use appropriate tools, such as flush cutters, to minimize damage to the model during support removal.
Resin Maintenance: Regularly clean the resin vat and FEP film to remove debris and prevent print failures. Store unused resin in an airtight container away from direct sunlight.
Environment: Maintain a stable temperature in your printing environment. Temperature fluctuations can affect resin viscosity and print quality. Aim for a temperature between 20-25°C (68-77°F).
Ventilation: Resin printing produces fumes, so ensure adequate ventilation in your workspace. Consider using a resin printer enclosure with a filtration system to minimize odor and potential health hazards.
Always Wear Gloves: Wear gloves at all times to prevent skin irritation.
Clean Your FEP/nFEP Film: Clean your FEP after every print to prevent misprints in the future.

User Experience and Considerations:

Ease of Use: The Foto 8.9s is relatively user-friendly, particularly for those with some experience in 3D printing. The auto bed leveling system simplifies setup, and the touchscreen interface provides intuitive control.
Print Quality: The 4K resolution LCD screen delivers excellent print quality with fine details and smooth surfaces. The 50-micron XY resolution allows for the creation of intricate models.
Build Volume: The build volume is fairly large to other printer out there allowing you to make bigger prints without having to separate the prints in multiples.
Noise Level: Resin printers are generally quieter than FDM printers, and the Foto 8.9s is no exception. The noise level is minimal during operation.
Maintenance: Regular maintenance is essential to ensure the longevity and performance of the printer. This includes cleaning the resin vat, replacing the FEP film, and lubricating the Z-axis lead screw.
Software: The FlashDLPrint software is functional but may lack some of the advanced features found in other slicing software options. Some users may prefer to use alternative slicers like Chitubox or Lychee Slicer, which are compatible with the Foto 8.9s.

Overall Assessment:

The FlashForge Foto 8.9s is a capable resin 3D printer that offers high-resolution prints and a reasonably large build volume at a competitive price point. It is a suitable choice for hobbyists, makers, and professionals who require detailed and accurate prints. However, users should be aware of the potential challenges associated with resin printing, such as the need for proper ventilation, post-processing, and maintenance.

Overall Rating (Out of 10):