If you are following a pattern for your project it will generally tell you what dent reed you need and at what epi (sett). However, if you are designing your own pattern or just like to work with some lovely yarn you have already, here is a table of what works well together.
|Dent count per 10cm
|14ply Super Chunky Yarns such as art yarn or pencil roving
|12ply Chunky, 10ply Aran, Thick and thin yarns, novelty yarns
|8ply DK and some Novelty Yarns
|4Ply Sock or 5ply Sport Weight Yarns
|2ply and 3 ply fingering weight yarns
|Fine weaving cottons and linens