Some parts need to be made out of plastic, whether it's because this material is affordable or takes well to certain fabrications you have in mind. Either way, you'll want to go about plastic part manufacturing said parts in the following ways.
Be Careful with Complex Features
Some plastic parts will require complex features in order to function properly for a project. If they're relevant to plastic parts you're making, then you need to be careful with them. Otherwise, manufacturing isn't going to go as planned, and you may have added costs.
You need to make sure you're going with a manufacturing method that supports these complex features, whether they're inside the plastic part or on the exterior. Plastic injection molding for instance is one of the better manufacturing options for parts with complex designs because of the diverse ways molds can be designed and created.
Still Take Low-Volume Manufacturing Seriously
If you only have to make a couple of plastic parts for a project, it's still important to take these low-volume manufacturing operations seriously. Then you'll be able to save money and ensure plastic parts come out great at the end of manufacturing.
You still want to take your time designing plastic parts prior to manufacturing and thinking about which manufacturing technique is going to give you the best parts possible. You just won't need as much tooling or have to outsource these manufacturing operations to a company with high-volume capabilities.
Create Prototypes Using Different Plastic Types
It's pretty common to create some plastic part prototypes before gaining momentum with more involved manufacturing operations. You'll just want to create these prototypes using different plastic types like silicon, ABS, and PVC. Each of these plastics has special properties that you can thoroughly review by turning them into functional prototypes.
Then you can see which plastics respond the best to relevant simulations and know exactly what type of plastic is going to be optimal for plastic part manufacturing. You won't have to worry about switching plastic types once you're far along into part development, saving you both delays and costs.
If you're trying to produce a part made out of plastic, you want to get firm control of manufacturing. It involves some important stages, but they won't cause you frustration if you know how to plan and make important decisions at the right intervals. Then manufacturing will be refined before it ever begins.