Hydraulic And Pneumatic Machines

We offer a complete product range of Tube Expansion System, Electrical Tube Expansion System and Tube Expansion Systems

Tube Expansion System

Subzero is a hydraulically driven unit which offers automatic tube expansion of boiler tubes to come over the limitation of conventional tube expansion method thereby offering attractive saving in labor, time & money.Because of its drastically reduced weight and size the drive head can be maneuvered easily inside confined spaces such as drums.

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Electrical Tube Expansion System

Range ¼” to 3” Tube OD

features
subzeroelectronic torque controller is compact, light weight, durable solid state based unit.
it is designed to provide accurate ampere/torque control for subzero electric expansion drives.
fully solid state design no moving part no wear and tear parts- no noise consequently long life.
drive selector knob provided on panel to set maximum torque range for various drives. Trip time adjustable from 01 to 10sec
adjustable reverse time from 01 to 100sec
pause time (time interval between cycles) adjustable from 01 to 100sec.
manual reverse push button provided on panel to reverse the drive in case of emergency.
hand (trigger) mode or foot switch mode available.
auto cycle is provided for repeat operation without operating the trigger.
mcb has been provided to protect the controller and drives against over current by short circuit.