How to Add thickness in a particular Curve in Rhino 4 following picture can guide you to add thickness to any curves by adding few simple steps while modelling.Step 1Draw curves and type ( in command Bar ) or click on "options" iconStep 2In rhino options click " Appearance "Step 3As soon as you click "…See More
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Convert your objects into mesh coz rendering a mesh is faster than nurbs. The file size will become higher but rendering will be fast & smoother. I tried this and it worked for me :)"
"More and & more materials in metal precious and non precious are been introduced as the calender progresses. The durability, usability , perfection and stability of this 3d printed materials is end less."