thnx VDX but i ask about mechanism and method which separate sand , if you can give me sketch or pic . pleaseby designer - Powder Printing and Selective Laser Sintering
i work on 3d sand printer but worked by polyester to make rapid prototyping and sand mold used to AL casting what you need exactly ?by designer - Polymer Working Group
i work on 3d sand printer but there is one big problem . this problem is separating sand with thickness .1 mm to make sand molds i ask if any one can send to me idea to help me , i work on my graduation projectby designer - Powder Printing and Selective Laser Sintering