Hydraulic Cylinders

Frankor makes a large variety of welded double acting or single acting hydraulic cylinders for world class OEMs. Our track record of reliability, design excellence and responsive customer service has made us a long term choice for our manufacturers. Frankor offers light, medium and heavy duty welded cylinders in a variety of models that are designed to suit your equipment’s needs.

What are your design needs?

Double rod

Hollow rod

Heavy Duty (up to 10,000 PSI)

Telescopic

Piggy-back

Outrigger

Single acting

Bolted head

Light and medium duty

Re-phasing

Frankor can design a cylinder to fit your application

Learn more

Customize your cylinder

Rod Materials:

Standard hard chrome rod - 0.0005” chrome (75 hours of salt spray)

Thick hard chrome rod - .001” chrome (100 hours of salt spray)

Standard Socatri chrome rod - nickel under chrome (500 hours of salt spray)

Upgraded Socatri chrome rod - nickel under chrome (500 hours of salt spray)

Induction hardened rod - casing hardened up to 65Rc (90 hours of salt spray)

100K yield chrome rod - (90 hours of salt spray)

Stainless Steel

Specialized Materials

Chrome rod 3 bars induction hardened

Control Valves:

Pressure Relief/ Counter balance valve

Check valve

Pilot-operated check valve

Velocity fuse

Flow control

Directional control valves

Sequence valve

Overcenter Valve

Unloading valve

counter balance valve for a hydraulic cylinder

Bushings & Bearings:

Spherical bearings

Spring Bushings - high grade chrome-vanadium AISI 6150 spring steel

Bronze bushings

Steel insert bushings

Self-lubricating composite bearings designed to operate without external grease

Specialty

4 inch hydraulic cylinder with swivel bushing mount

Seals:

Frankor standardly uses Hallite seals however we routinely match existing seal kits

High/ low temperatures

High pressure and pressure spikes

Chemical, ozone, sunlight resistant

high velocity

high cycles

Abrasion resistant

Specialized

hydraulic cylinder piston with wear ring and seal

Sensors

Position Sensors

  • Magnetic proximity switch

  • Linear potentiometer

  • Magnetostrictive sensor (LVDT-style)

  • Inductive sensors

Pressure transducers/ transmitter

Force Sensors

  • Load pin

  • Strain gauge

Temperature Sensor

hydraulic cylinder, bolted head design with a mobile style position sensor shortly after paint without swivel bushings and sensor hardware newly painted orange
2 inch bore hydraulic cylinder with externally mounted position sensor

Additional Options

Cushioning - retract, extension, both

Integrated feeder tubes

Trunnions

Protective guarding

double acting telescopic drill rig cylinder with trunnion mount
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