Bending Force Calculator

Relationship between V opening and plate thickness

(1)S < 10mm, V opening = 8×S
(2)10mm ≤ S <25mm, V opening = 10 × S
(3)S >25mm, V opening  = 12×S

Bending Force Chart

The bending force can be known by looking up the table below.
VBR        S         
0.50.60.811.21.522.533.544.5568101214
4314159
641273969108
861295281117
107223426594146
1282355478122217
141024667104186290
161135991163254
1813381144226325
20143130203293398
24174108169244332433
28205145209284371470
32235127183249325411508
36256163221289366451
40287199260329406585
45328177231293361520
50358208263325468832
55399239295425756
6042102713906931083
6546112503606401000
704912334594929
8057132935208131170
90641546272210401416
10071174166509361274
12085205427801062

Note:

  • The unit of the press brake tonnage in the table is KN
  • The above data is based on bending 1 meter metal sheet with tensile strength 450N/mm²
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