Posted 11/8/2013 19:33 (#3432998 - in reply to #3432149) Subject: Re: Where Do You Buy Your Graphite Planter Lubricant?
Southern Indiana
PP did no such study. However they did determine that in a vac planter using straight talc will wear a seed disc faster than is using a talc/graphite blend or nothing at all. It makes sense.... Talc is coarse ground rock.