Hydraulic control on both strokes, so the stages retract on command rather than under gravity.
Technical specifications
Double Acting Telescopic Cylinders provide controlled extension and retraction through hydraulic pressure in both directions. Unlike their single acting counterparts that rely on gravity for retraction, double acting telescopic cylinders offer full hydraulic control of both the extend and retract strokes.
This makes them essential for applications where the cylinder operates in a horizontal or upward orientation where gravity cannot assist retraction, or where precise control of the retraction speed and force is required. The hydraulic retraction also allows these cylinders to pull loads — not just push them.
KBR Engineers manufactures double acting telescopic cylinders in multi-stage configurations with precision-machined stages, inter-stage sealing systems, and dual hydraulic ports for independent control of extension and retraction. Each stage is manufactured from high-strength steel with chrome-plated surfaces.
These cylinders are used in specialized applications including horizontal crane booms, rail car dumpers, press platens, offshore equipment, and any system requiring long-stroke actuation with precise bidirectional control.
Manufacturing Range
Product features
High Pressure
Rated up to 350 bar working pressure.
Precision Honed
H8 tolerance bore finish for even seal wear.
Pressure Tested
Every unit tested at 1.5× working pressure before dispatch.
Powered Retraction
Hydraulic control on both strokes — stages retract on command.
Applications
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