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Old 05-01-2010, 08:56 PM
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Mike Anders Mike Anders is offline
Steel
 
Join Date: Feb 2009
Location: San Angelo, Texas
Posts: 98
Default NitroG20 AirGraver

I just got my new NitroG20 Airgraver and I would like to let everyone know what I have learned so far about it.

The NitroG20 has a lot of power but it's not a runaway. You can do light engraving with it but then turn around and really hogg steel out for inlays. On the steel engraving I did all the engraving with the nitro using a M42 graver. On the copper plate I also used a M42 graver. The bright cuts were very easy to cut. I cut a few bright cuts that were pretty big and wide and the airgraver just went right through the copper. My compressor only delivers .90 cfm at 100 psi and it kept up very well it came on about every 10 to 15 min. and the nitro was idling the whole time. For you CO2 guys you can run the nitro without the idle and it does really well. The copper plate is 2x2" and the steel is heat treated 4130 and the engraving is 1/2" x 4"

If anybody has any questions I will sure try to answer them.
Attached Images
File Type: jpg Copper Plate.jpg (86.3 KB, 380 views)
File Type: jpg Steel Plate.jpg (34.9 KB, 322 views)
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