Ribs
Refers to thin bladed features on a part that are used for strengthening wall sections and bosses.
Ribs in molded parts
Below are examples of ribs in actual molded samples.
Why ribs are needed for molded parts?
Design guidelines for injection molded parts
Ribs in DFM Report
At Plastopia, we do thickness analysis in our DFM report. If your part is too thick, we would suggest to add ribs or core out to eliminate or reduce sink marks. At the same time, you can ask us to add ribs for you if you are not so sure.
