I only use King Tut from Superior Threads...here is the link for you to learn all about their threads regardless of which you choose to use:
http://www.superiorthreads.com/
There are all kinds of educational tips for you there including the proper needles size, etc., to help you achieve the goal you are looking for.....
Even if you chose not to use their threads you will still find information that will help you out and understand the different types of thread.