Diameter: DN200-630mm

No. of layers: single or double layers

Wall thickness: Single layer1.0-3.0mm

Double layers: 0.8*2-1.6*2

Type of the bellows: annular bellows

Control: PLC control, manual or automatic control

Straight tube length: ≤1800mm

Expanding medium: emulsified liquid

Forming speed: 8-28seconds per convolution

Molds and water injection head: DN200, 250, 300, 350, 400, 450, 500, 550, 600mm