And if you need any help regarding the Injection mould design/development than go through mine tutorials.
Answered with a tutorial: https://grabcad.com/tutorials/mould-flow-training--1
I am illustrating the Mold flow Express which is the integrated software with Solid works.
Hope its help to figure out the working of all similar software, or if you have the name of exact software from which you wanna do the analysis than feel free to ask me for the solution.
Don't forget to include the version information while you message me.
Answered with a tutorial: https://grabcad.com/tutorials/mould-flow-training
It's better to model a sprue and runner in your part , because it will give the perfect result.
Give injection location to the edge of sprue.