Space saving, used for second package product; Easy to maintain, long service life; Roller spiral conveyor can be conveying decline when the product workshop different area; Economical energy saving, simplified production processes and improving production effective; lower repair cost; spiral conveyor suit for transfer plastic box, cartons, cases, and small packages. Widely used in pharmaceutical, food, beverage packaging industry area. Roller spiral conveyor is perfect solution for downwards transportation of second package product. There are two choice in roller spiral conveyor--driven type or gravity type.Spiral Conveyor for sale website:http://www.intradeconveyor.com/spiral-conveyor/