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Saddle Hole Welding Machine for Industrial Boiler Drums

Description:

Specially design of saddle curve movement mechanism, easy and reliable.
Adopt conduction ring system to avoid wire twisting for multi-layer, multi-seam welding.
Adopt self-centering chuck to realize a simple operation.
The machine has welding speed compensation function with good shaping and 100% welding qualification rate.

Applications:

The machine is used for the drum nozzle saddle welding. The machine is applicable for the maximum 600mm saddle type nozzle SAW welding. The machine is suitable for insert type, sit-on type and other types.

Specifications:

MODEL
MZMA300
MZMA400
MZMA1000
MZMA1600
MZMA2000
VESSEL DIA.:NOZZLE DIA.
≥3
≥3
≥3
≥3
≥3
NOZZLE DIAMETER
100～300mm
200～400mm
325～1000mm
400～1600mm
500～2000mm
MAX.VESSEL THICKNESS
30mm
200mm
200mm
300mm
350mm
SADDLE VALUE
0～50mm
0～50mm
0～90mm
0～180mm
0~180mm
WIRE DIAMETER
1.2mm 1.6mm
2.0mm 2.4mm
3mm 4mm
3mm 4mm
3mm 4mm
RATED CURRENT
300A
400A
800A
800A
800A
ROTATION SPEED
0.2~2rpm
0.2~2rpm
0.07～0.76rpm
0.07～0.46rpm
0.07～0.46rpm
SPEED COMPENSATION
-
-
0～15%
0～15%
0～15%