Part Defects

Fruit Skinning

11min

Fruit Skinning

Dimpled, rough surface on parts.



Fruit Skinning


How to Identify

Fruit Skinning can be diagnosed as follows:

  • The surface finish appears dimpled like the surface of a citrus fruit.

Troubleshooting



Process, Material, and Hardware Checks

If any of these conditions apply to your print, take the corrective action and reprint to see if the problem is resolved.

Print Preparation or Part Design Adjustments

The following solutions will address print or part-related causes of the defects. Choose among the suggested actions below and select the best approach for your application. Usually only one type of adjustment is needed.

If problems persist, please reach out to Carbon Support.

Explanation & Causes

Explanation

The part is not receiving enough UV exposure and is under-curing

Causes



Root Issue

Problem

Why Defect Presents

Orientation

Long print time

Two-part resins at the end of their pot life may be under-exposed due to the resin's change in properties.



Root Issue

Problem

Why Defect Presents

Expired



The resin may not cure properly if expired.



Printing Stage

Parameter Type

Type of Adjustment

Why Defect Presents

5 Exposure

Exposure Timing

Decrease

Decreasing UV exposure can cause the part to under-cure.