Hydraulic systems & components


Latest Articles

Hydraulic starting systems
1st Quarter 2010
Hydraulic starting dates back to at least World War II, when the military needed an alternate and more reliable means than electric starting for their landing craft.       Basic principles All starter ...

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Hybrids clean up Big Apple
4th Quarter 2009
The New York City Department of Sanitation is conducting an in-field evaluation of hydrostatic regenerative braking systems in its refuse trucks. Bosch Rexroth has developed the hydrostatic regenerative ...

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Worm holes in your manifold?
3rd Quarter 2009, Axiom Hydraulics
Cavitation in hydraulic systems

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Sun launches new on-line tool
3rd Quarter 2009, Axiom Hydraulics
Sun Hydraulics recently went live with its web-based cartridge/manifold assembly software. The Assembly Product Page Tool electronically generates a complete cartridge/manifold assembly product page ...

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Hytec controls gentle giant
3rd Quarter 2009, Hytec South Africa
The contract for the supply of hydraulic systems, for what is believed to be one of the largest iron ore stacker reclaimers in southern Africa, has been awarded to Hytec Johannesburg by Sandvik Materials ...

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Custom hose reels available
3rd Quarter 2009, Denver Technical Products
Denver Technical Products now offers custom-made hose reels for industrial applications. The image shows such a custom hose reel assembly for dual hydraulic hose to operate in constant tension mode for ...

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170 bar tie-rod cylinder
2nd Quarter 2009
Hydrocylinder’s new production line is now up and running, producing the manufacturer’s standard range of HARVESTA, aka 1CC, cylinders. This means that this range of cylinders can now be produced and ...

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Cylinder testing
2nd Quarter 2009
Hytec Group invests in technology. Hytec Engineering, a member of the Hytec Group, designed, constructed and recently commissioned a R1,5m cylinder test bench in response to customer demand for a leading ...

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Counterbalance valve eliminates stalling
2nd Quarter 2009, Axiom Hydraulics
Where the operator controls the feed rate in a cutting circuit, as found in trenching chains, drills, grade trimming wheels or saws, he will typically try to adjust the rate to prevent stall. A problem ...

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Cartridge valve incorporates position switch
2nd Quarter 2009, Axiom Hydraulics
For critical applications where knowing the status of the poppet’s position can offer an added level of safety, Sun Hydraulics has introduced optional closed position monitoring for model LOHC (380 lpm) ...

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Commercial Shearing addds tie-rod cylinders
2nd Quarter 2009
Commercial Shearing has expanded its product range with the introduction of tie-rod cylinders in 50, 75 and 100 mm (2, 3 and 5 inch) bores with strokes from 150 to 1200 mm (6 to 48 inches). This type ...

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Hydraulic accumulators: know your legal obligations
1st Quarter 2009
Users operating hydraulic systems for power transmission purposes may well be inadvertently operating outside of applicable government legislation. Although the applicable regulations are inconsistent, ...

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Protect hydrostatic transmission circuits
1st Quarter 2009, Axiom Hydraulics
In a closed loop hydrostatic transmission circuit, a low side hot oil shuttle valve is used to discharge supercharge oil from the low side of the loop for cooling. But in some fast reversal applications, ...

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Hydraulic torque wrench series launched
1st Quarter 2009
Power Team, a member of the Hytec Group, recently launched its Predator series of electrical and air-driven pumps, and hydraulic torque wrenches. The square drives are available in sizes of ¾”, 1”, ...

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Siemens' hydraulic motion controller
1st Quarter 2009, Siemens South Africa
Siemens Drive Technologies exhibited the new C240 PN Simotion Controller at the SPS/IPC/Drives Trade Fair in late November 2008. It is an S7-300 format member of the Simotion Motion Control System and ...

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Hydrasales turns 30
1st Quarter 2009, Hydrasales
This year Hydrasales celebrates 30 years of growth, development and innovation. This South African distributor of hydraulic filtration and accessories has withstood the test of time and is proud of its ...

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Fluid coupling temperature monitor has 2-week payback
Fourth Quarter 2008
Voith Turbo has introduced the BTM, a non-contact temperature measuring device for fluid couplings. Continuously monitoring coupling temperature enables users to utilise the thermal reserves of the coupling ...

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High torque low speed hydraulic motor
Fourth Quarter 2008, Rand Building Hydraulics
The BMR is a high torque low speed hydraulic motor. It has a wide speed range of 5 to 775 rpm, depending on model size. These hydraulic motors are available in nominal displacements from 50 cm³ to 400 cm³ ...

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Drive unit for road roller wheels
Fourth Quarter 2008
The new series 606 Y drive unit from Bonfiglioli is specifically designed for driving road roller wheels. It is specially shaped and sized for installation on roller-compactors which generally feature ...

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Pneumatic control for hydraulic systems
Fourth Quarter 2008, Axiom Hydraulics
Air-controlled hydraulic pressure control valves use an external pneumatic pressure signal to proportionally and remotely control a hydraulic pressure. These valves are an alternative to hydro-mechanical ...

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