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Encyclopedia > Water jet (machining)


A water jet, as the name suggests, is a jet of water at high velocity and pressure used in a wide range of industries for cutting, shaping, mining, carving, reaming, etc. In a matter of half a century the technology, which was initially experimented by Dr. Franz who was a forestry engineer, grew and evolved by leaps and bounds finding applications from industries like mining to aerospace. See also: Jet (disambiguation) A jet is a stream of fluid produced by discharge through an orifice into free space. ... Water (from the Old English word wæter; c. ... Mining - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... Carving can mean Rock carving Wood carving Meat carving See also: Sculpture, Lapidary This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... Forestry - Wikipedia /**/ @import /skins-1. ... The study, the science and the technology of travel in the space above the Earth. ...


Principle

A water jet usually consists of a thin stream of high pressure water, often with additives to improve its cutting properties. The extremely fast moving water abrades the material it encounters, carving a thin line through it. Additives in the form of suspended grit or other abrasives (e.g. sand, silicon carbide, etc...) can assist in this. Because the nature of of the cutting stream can be easily modified, water jets can be used to cut materials as diverse as fish sticks and titanium. Patterns in the sand Sand is an example of a class of materials called granular matter. ... Silicon carbide (SiC), also known as carborundum or moissanite, is a ceramic compound of silicon and carbon. ... Fishsticks or fish fingers are a processed food usually made using white fish such as cod (although with cod quotas, alternatives are now popular). ... General Name, Symbol, Number titanium, Ti, 22 Chemical series transition metals Group, Period, Block 4, 4, d Appearance silvery metallic Atomic mass 47. ...


  Results from FactBites:
 
Laser Beam versus Water Jet Machining (1391 words)
This generally means that the focus head on a CO machine moves only in one (Z) axis to provide height and focus adjustment, the X and Y axes being controlled by movement of the table, thus increasing the effective footprint of the machine.
Water jet machining is used extensively for cutting plastics, fabric, rubber, paper and leather due in part to the absence of heat.
Water jet machining is a very clean operation with no dust or odours and very little noise, in fact the health and safety and environmental implications are almost negligible.
  More results at FactBites »


 

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