SprintRay Apex Base
SprintRay Apex Base, now validated for Carbon M-series printers, sets a new standard in digital denture base materials by combining superior mechanical strength, lifelike aesthetics, and streamlined processing.
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- Exceeds ISO high-impact standards for fracture and wear resistance
- Delivers exceptional polishability and translucency
- Requires less mixing and prep than comparable materials
- Optimized for smooth integration into labs

Carbon has validated the following shades:
- Light Pink
- Original Pink
- Dark Reddish Pink
- Opaque Original Pink

Select region and click on 'Apex Base.'

Select region, click the Safety Data Sheet tab and click 'Apex Base.'
See IFU above for manufacturer design recommendations.

Click NEW PROJECT.
You can also drag your files from a file browser window and drop it on top of the NEW PROJECT icon.
Enter a new Project name.
In the Resin dropdown, select SprintRay Apex Base.
Toggle Auto nest dentures OFF.
Only use Encrypt project if you want to require a password to access the project.
Note: Carbon cannot provide support for encrypted projects.
Drag and drop your files into the dotted box or click Browse your files and select them in a file browser window.
Click Create.
After a few moments you will see the main printer interface with your dentures on the platform.
For detailed information about orienting parts, read Orient.
- Rotate denture bases to 60 degrees from the platform with the posterior at the platform.
- Intaglio surfaces should face the platform.
Upper Base

Lower Base



See Supports for detailed information.
Select the Supports tab in the top bar or press Shift + S.

In the bottom bar, toggle Overhang Detection on and set the angle to 40 degrees.

Also in the bottom bar, set Toggle Platform to off.

Set Part Postion to Above.

Support edges with fences.
- Avoid adding supports to intaglio surfaces.

Support horizontal splay bars with fences.

Set Slice Thickness to Standard (100 µm).

Reducing the slice thickness by choosing the Fine (50 µm) or Super-fine (25 µm) settings will increase print time and may reduce part quality and accuracy.
Consult the manufacturer IFU for dispensing, printing, washing, curing, bonding and finishing information.
For questions about the resin properties, printing, washing or curing your parts, please contact the SprintRay support team:
- Phone: (800) 914-8004
- Email: [email protected]