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TECHNICAL PAPERS

Observations on Cutting With 600-MPa Waterjets

[+] Author and Article Information
Mohamed Hashish

Flow International Corporation, Kent, WA 98032e-mail: Mhashish@flowcorp.com

J. Pressure Vessel Technol 124(2), 229-233 (May 01, 2002) (5 pages) doi:10.1115/1.1400739 History: Received February 27, 2001; Revised May 22, 2001; Online May 01, 2002
Copyright © 2002 by ASME
Topics: Pressure , Cutting , Nozzles , Water
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References

Raghaven, C., and Ting, E., 1991, “Hyper Pressure Waterjet Cutting of Thin Sheet Metal,” Proc. 6th American Water Jet Conference, Houston, TX, Water Jet Technology Association, pp. 493–504.
Hashish,  M., Steele,  D. E., and Bothell,  D. H., 1997, “Machining with Super-Pressure (690 MPa) Waterjets,” Int. J. Mach. Tools Manuf., 37, No. 4, pp. 465–479.
Hashish, M., 1999, “Cutting with Waterjets at 690 MPa,” High Pressure Technology, Eric Roll, ed., ASME PVP-Vol. 384, pp. 33–39.
Franz, N. C., 1974, “The Influence of Standoff Distance on Cutting with High Velocity Fluid Jets,” Proc. Second Int. Symposium on Jet Cutting Technology, BHRA Fluid Engineering, Cambridge, England, pp. B3-37–B3-46.
Howells,  W. G., 1990, “Polymerblasting with SUPER-WATER® from 1974 to 1989: A Review,” Int. J. Waterjet Technology,1, No. 1, pp. 1–15.
Hashish, M., Olsen, J. H., Zaring, K. J., and Erichsen, G. A., 1992, “Liquid Abrasive Cutting Jet Cartridge and Method,” U.S. Patent No. 5,144,755, September 8.

Figures

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Water flow rates for several sizes of sapphire orifices
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Water flow rates for two similarly sized orifices
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Effect of pressure power density of waterjets and abrasive waterjets
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Cutting speeds and specific power for 1.6-mm-thick aluminum using different orifice sizes
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Linear trends of cutting speed and specific power for 1.6-mm-thick aluminum using 0.229-mm-dia waterjet
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Effect of pressure on cutting of several materials using a 0.229-mm-dia waterjet
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Effect of pressure and standoff distance on waterjet cutting of thin (1.6-mm) aluminum and steel
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Effect of pressure and standoff distance on SUPER-WATER jet cutting of thin (1.6-mm) aluminum and steel
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Effect of pressure on cutting speed and cost index for AWJ cutting of aluminum and steel
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Effect of pressure on cutting speed for AWJ cutting of aluminum and steel
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600-MPa intensifier pump
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Quick-change 600-bar nozzle concept

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