نرم افزار محاسبه سایز و ظرفیت نوار نقاله. کلمات کلیدی. This is a free software ( free download ) this program calculate the belt width you need for belt conveyors if you don't know the material density or its surcharge angle its no problem click on degree or ton/m^3 button and select your find your answers. if you had any question on belt conveyor ...