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1. A process in which olefinic and carbocyclic petroleum products are converted to high-octane branched-chain alkanes in the presence of hydrogen and a catalyst under pressure and heat.
2. A manufacturing technique in which high-pressure hydraulic fluid is used to mold a sheet or tube of metal stock by forcing it against the surface of a die.

hy′dro·form′er n.


1. (Chemistry) the catalytic reforming of petroleum to increase the proportion of aromatic and branched-chain hydrocarbons
2. (General Engineering) engineering a forming process in which a metal component is shaped by a metal punch forced against a die, consisting of a flexible bag containing a fluid
References in periodicals archive ?
Triumph Fabrications, a Triumph Aerospace Structures operating company, produces complex hydroform and stretchform sheet metal components for Sikorsky's UH-60 Black Hawk platform.
A few different companies produce them for various cartridges, but the one I've used most is a .280 Ackley Improved hydroform die by Hornady, so I'll stick with what I know for this discussion.
This portable inspection solution comprises several components, including the OmniScan MX PA flaw detector, OmniScan MXU software with corrosion mapping functionality, and the HydroFORM Phased Array Probe Carrier with a Mini-Wheel encoder.
Try out Neal's Yard Remedies Organic Detox Toning Oil, pounds 12 (www.nealsyardremedies.com), or Darphin Hydroform Toning Body Oil, pounds 35 (0870 0342566).
While Schuler engineers worked to develop the dies necessary to hydroform the workpiece, Zeleji surveyed cold sawing capabilities to determine which would be suitable.
For a luscious body cream to hydrate as well as firm your skin Darphin's Hydroform Firming Body Cream, left, is a good choice.It smells great and is bursting with essential oils.
Special "hydroform" manufacturing processes required to build the unique design of the Sky will keep production volume low for the 2007 model year.
The GATOR[TM] HPX -- High Performance Work-Oriented Utility Vehicle incorporates robust hydroform technology in its frame design.
Corver Engineering, Detroit, MI, specializing in the design and construction of injection molds and hydroform dies, has achieved QS-9000 TE compliance, and has been registered by Entela.
Tenders invited for Uhv compatible hydroform bellows
hydroforming applications, entails loading a tube into a hydroform die and fixturing the die assembly into a hydroforming press.
Torque-on-Demand System, In-dash GPS-based Navigation System, Electronic Stability Programme (ESP), Hydroform chassis and six airbags are some of those features.