Shilpa Enterprises offers Glue Type Closed Polygon Bellows. Shilpa Enterprises is the supplier of machine tools protective devices. Glue Type Closed Polygon Bellows are a suitable replacement for round bellows where limited space; less compressed length & more extended length is required. Glue Type Closed Polygon Bellows are made in rectangular, square, hexaganol, and octogonal and to any polygon size. These split bellows are also made for easy assembly of the bellow. These bellows have large expansion and compression ratio-normally 8:1.