We provide various types of corner bellow which can form perfect rectangular expansion joint. With general US and Japanese standard, we can form max 4 corrugation rectangular bellow.
Standard No. of convolution Height of convolution pitch Thickness
(mm) Inner
Radius(mm)
American CE 2 216 86 2.5 600
1 216 86 2.5 600
4 108 59 1.5 300
3 108 59 1.5 300
2 108 59 1.5 300
1 108 59 1.5 300
Japan AT80 standard 4 105 80 1.5 300
3 105 80 1.5 300
2 105 80 1.5 300
1 105 80 1.5 300
3 198 110 2.0 600
2 198 110 2.0 600
1 198 110 2.0 60