If I have for example a piston pushing somthing if that object goes to far away it becomes transparent until it stops I know that this is not a bug but there is a way to avoid this?

Up your entity render distance, when things are moving they are classified as a entity so if you increase that, you should be good.

This issue has been marked as stale because it has been inactive for 3 weeks. It will be closed if it remains inactive for another 3 weeks.

This issue has been closed since it has been inactive for 3 weeks since it was marked as stale.