TUNNEL BORING MACHINES

 

 

Douce Hydro clients benefit from our extensive in-depth know-how based upon 40 years of experience in the Tunnel Boring Machines Industry.

We are able to design and manufacture both standard and custom designed hydraulic cylinders. Douce Hydro cylinders are recognized by our customers for their high quality and technology.

 

Douce Hydro offers our advanced KERADOUCE® coating on the rods of our cylinders. This innovative protective coating has been tested extensively and has proven extremely effective. This coating is especially preferred for situations where side load forces are high. Douce Hydro brings customized advanced engineering solutions for our clients wide range of applications environments.

 

 7 Tunnel Boring Machines of Shanghaï (China)

 

Diameter of the

T.B.M:

6 340 mm

 

Shanghaï (China)

 

105 DA hydr. cylinders:

250 x 220;  1 200mm stroke
 28 DA hydr. cylinders:

250 x 220;  1 200mm stroke

(with measuring systems)
 21 telescopic cylinders:

250 x 196 x 130; 1 860mm

stroke

Tunnel boring machine of Barcelona (Spain)

 

Rods in KERADOUCETM
coating

Tunnel boring machine of Barcelona (Spain)

 

Rods in KERADOUCETM
coating

Tunnel boring machine of Ping Lin (Taïwan)

 

The head of the

T.B.M. is telescopic

36 DA hydr. cylinders:

320 x 240; 1 850mm stroke
 56 telescopic cylinders:

320 x 240 x 196; 2 000mm

stroke
 4 DA hydr. cylinders:

680 x 300; 800mm stroke
 8 SA hydr. cylinders:

380 x 350; 160mm stroke

Tunnel boring
machine of
 Groene Hart
(The Netherlands)

 

The largest T.B.M

in diameter:

14.8 meters

Tunnel boring machine of Great Baelt
(Denmark)

 

144 DA hydr. cylinders:

300 x 200; 2 220mm stroke

 Tunnel Boring Machine of Milan (Italy)

Tunnel Boring Machine of Milan (Italy)

 

14 articulation cylinders

19 pushing cylinders

 

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