Page 227 - Praxair - Specialty Gases and Equipment Reference Guide

Laser Gases and Support

Laser Component and Pre-Mixed Gases

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Praxair’s LaserStar 5.5 Praxair’s LaserStar 5.5 Resonator Gas – Specifications
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Resonator Gas – Less than 5 ppm
Component Purity Trace Moisture Total Total
possible contamination Gas Oxygen Hydrocarbon Halocarbon
n Minimum purity 99.9995% Helium 99.9995% < 1 ppm < 1 ppm < 0.1 ppm < 50 ppt
n Packaged in aluminum cylinders Nitrogen 99.9995% < 1 ppm < 2 ppm < 0.1 ppm < 50 ppt
n Concentration of each minor Carbon 99.9995% < 2 ppm < 0.5 ppm < 10 ppb < 100 ppt
component within +/- 2% accuracy Dioxide
n Pure gas and mixtures ten times
cleaner than minimum industry
standard. Product Cylinder Style Contents Part Number
Helium AT* 239 ft 3 HE 5.5LS-AT
Nitrogen AT* 250 ft 3 NI 5.5LS-AT
Carbon Dioxide AT* 70 pounds CD 5.5LS-AT
* Aluminum cylinder

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Praxair’s LaserStar 5.5 Pre- Mixed CO 2 Laser Resonator Gases
CO 2 N 2 HE CO H 2 Cylinder Content Pressure Part Number
Style psig
1.7% 23.4% 74.9% – – AT 232 ft 3 2,200 LS HECDNIPB6-AT
3.14% 31.4% 65.46% – – AT 219 ft 3 2,200 LS HECDNIPB26-AT
3.4% 15.6% 81.0% – – AT 232 ft 3 2,200 LS HECDNIPB14-AT
4.5% 13.5% 82.0% – – AT 232 ft 3 2,200 LS HECDNIPB1-AT
5.0% 55.0% 40.0% – – AT 239 ft 3 2,200 LS NICDHEPB2-AT
5.0% 35.0% 60.0% – – AT 239 ft 3 2,200 LS HECD5NIPB3-AT
5.0% 25.0% 70.0% – – AT 219 ft 3 2,200 LS HECD5NIPB4-AT
5.1% 29.1% 65.8% – – AT 219 ft 3 2,200 LS HECD5.1N1PBZ-AT
5.38% 27.0% 67.6% – 216 ppm AT 219 ft 3 2,200 LS HEX4PB3-AT
and Support
5.4% 27.0% 67.6% – – AT 219 ft 3 2,200 LS HECDNIPB7-AT
Laser Gases
8.0% 60.0% 28.0% 4.0% – AT 247 ft 3 2,200 LS NIX4PB1-AT
99.6% 0% 0% – 4000 ppm AT 71 ft 600 LS CDHY.4ZPB-AT
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LaserStar 5.5 Gas mixtures are protected by U.S. Patents, US6985507 B2 and US7058108.
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Other proprietary component mixtures are available, including a six-part
Rofin mixture in aluminum cylinders, part number LSHECD6CX1CA42.
The Rofin LaserStar mixture is produced exclusively at Praxair’s Paris,
Ontario, Canada cylinder filling plant and distributed by Praxair’s North
Royalton, OH facility.

D•226 1-877-PRAXAIR www.praxairdirect.com