Pneumatics & Hydraulics


Latest Articles

Replace messy mist systems
April 2006
A new solution to an old problem. Heat build up on dry machining operations reduces tool life and machine rates. The Exair cold air coolant system produces a stream of clean cold air at 28°C below supply ...

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Low flow air knives
April 2006, Monitor Engineering
Spraying Systems has recently introduced its new line of air knives into South Africa. The comprehensive Windjet line of low flow air knives convert compressed air into high velocity air streams that ...

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Low-cost conveyor for materials up to 482°C
March 2006
EXAIR's High Temperature Line Vac Conveyors convert hose or tube into a powerful in-line conveying system for high temperature materials up to 482°C. These air operated conveyors feature large throat ...

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Drying to improve bottle appearance
March 2006
A bottling plant had numerous complaints from its customers regarding unsightly water marks and crooked labels on its glass mineral bottles. The problem was two-fold. The bottles were not completely dry ...

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Uniform blowoff for drying
March 2006, Monitor Engineering
Spraying Systems, a leading manufacturer of spray nozzles and accessories, has put much effort into using its spray technology expertise to develop a new advanced air knife. This is intended to make blowing ...

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High flying pneumatics
March 2006, Festo South Africa, Integrated Solutions
South African pneumatics specialist, Festo, has taken on the project of designing a pulley tensioning device for a Magni Gyro autogyro. Festo was approached to develop and install a replacement device ...

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Desuperheater range
February 2006
The Spirax Mitech range of desuperheaters complements the conventional nozzle and spillback system. The desuperheaters use high pressure steam to assist atomisation - making them suitable for use in the ...

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Vortex tube - a phenomenon of physics
February 2006
The two questions most often asked about the vortex tube are, "How long has it been around?" and "How does it work?" A brief history and theory of the vortex tube: The vortex tube was invented quite ...

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Vacuum with no moving parts or electricity
February 2006
Exair's Chip Vac picks up wet or dry chips and delivers them into an ordinary 210 litre drum. The Chip Vac is used to clean chips from fixtures, floors and work surfaces of machine centres, lathes, saws, ...

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Efficient blowoff of zinc particles
January 2006
Galvanized steel sheet need to be cleaned of zinc particles during the final rolling operation. Initially an air manifold consisting of 42 mm open pipe was installed across the sheet, blasting it with ...

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Compressed air savings a priority
January 2006
We have all heard the bad news regarding the expected rise in energy cost. Now is the time to look for ways to conserve energy. Almost every industrial facility has at least one ...

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Hydraulic system for UCT sled tester
January 2006
The University of Cape Town, Mechanical Engineering Department approached Hyflo for the design philosophy on a sled tester. Hyflo was to be responsible for the design and manufacture of the hydraulic ...

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Micro air nozzle for precision blow off
December 2005
Exair's new Micro Air Nozzle is the smallest available, providing precision blow off with a direct high volume, high velocity airflow. The air nozzle projects less than 25 mm past the mounting surface, ...

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Super air knife
December 2005
Exair's Super Air Knife is a new generation of air knife that dramatically reduces compressed air usage and noise compared to that of other blow offs. The Super Air Knife offers a more efficient way to ...

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Control and handling in xenon lamp production
November 2005, Festo South Africa
Through its contribution of industry-specific pneumatic components, Festo is providing strong support for the production process of Osram xenon lamps in Berlin. A Scheugenpflug inline vacuum casting ...

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Linear potentiometers for hydraulics and pneumatics
September 2005
Elcis is offering a series of linear potentiometers. The RPC model has a stainless steel shaft with guides inside the housing, and the RPF model has a slider with ball coupling that reduces the effects ...

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Conveying - with no moving parts
August 2005, Conferences & Events
Exair's compressed air operated Line Vac connects to standard hose or tube to create a powerful in-line conveyor. The compact design features large throat diameters for maximum throughput capability. ...

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High performance pneumatic actuators
June 2005
PremiAir pneumatic actuators from Tyco Valves & Controls have been engineered to provide reliable and economical operation for all types of quarter turn valves - in demanding process environments. One ...

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High performance positioners
May 2005
Approved by major petrochemical companies, Mitech's high-performance positioners have three take-off options making them suitable for almost all applications. They are available either as electro-pneumatic ...

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Pneumatics helping to paint a bright future
April 2005, Festo South Africa, Surveillance, Products & Solutions
While painters appreciate the benefits of ready-to-use paints and varnishes, the production of these is a major challenge to the automation components concerned, with all the dust and dirt present in ...

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