The machine to make your green sand is called a MULLER They come in all different types and sizes; but what it basically does is compresses the clay onto the grains of sand, (coating each grain of sand with a layer of clay)
Homemade sand muller adapted from a repurposed propane tank and intended to mix and restore the texture of molding sand Powered by an electric motor through a gear/chain reduction unit
How to build the Vontorne propane tank sand muller - Part 1 A sand muller is a machine that mixes and restores the "ready-to-use" texture of molding sand George sent me these plans for a sand muller which he designed and built so that other hobby metalcasters can benefit from this machine
DIY sand muller DIY sand muller Visit Discover ideas about Metal Casting How to Make a Sand Muller Machine Metal Casting It Cast More information , Metal casting is a project that anyone can do at home, if the right equipment is available The "lost wax" casting method is the easiest
Build your own sand muller! If you have built Steve's furnaces then you know that melting a large amount of metal is easy Properly preparing enough sand for the molds to hold all of that metal can be a real chore Now Steve has built a professional grade foundry sand muller to take the work out of making molding sand!
You now have a poormans muller Be sure to check out my page on making "GREEN SAND" The bucket turns on the turntable and the twisted blades --- one side compress the other side scraps it up and the side scrapping bars help roll the sand back into the center and keeps the bar centered in the bucket.
They work fine but could be improved upon I am very impressed with Roy's design and quality He has made a fine machine You can read more about his muller at the Sand Muller Construction page LAWN ROLLER MULLER - I have not built this but it's just an idea for what I think would be the easiest and cheapest muller to make (other than your hands)
How to Build a Sand Muller CAUTION In the interest of personal safety it is recommended that you use a brand NEW tank that has NEVER held any gas, or if using an old tank, make absolutely sure that the tank is thoroughly empty of all traces of LP or Propane gas