Characteristics of BOA welded bellows:

·   single or multi-plied

·   diameter 6,4 to 584 mm

·   almost unlimited span (distance ID to OD)

·   compressible to solid height

·   have a much longer stroke per convolution

·   can be made of any rollable, weldable metal

·   extremely low spring rates possible

·   resistant to nicks and dents

·   high degree of translational & arcuated motion

·   diaphragms: wide thickness range

Please contact Mr. Xie for business 86 13818451931.