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![](https://pinterest.com/pin/create/button/?url=https%3A%2F%2Fwww.homemadetools.net%2Fforum%2Fshowthread.php%3Fp%3D108721%23post108721&media=https%3A%2F%2Fs3.amazonaws.com%2Fhmt-newsletter%2Fhmt_avatar_200.jpg&description=Cutting 8-inch Steel with a Torch - GIF by user name blacksmith - I was in a mine truck mfg.company in Billings Mont.in 1992,and had a 6" piece of steel cut from a 4footX4foot block.The guy that cut it used acetylene& oxygen to preheat the starting cut then after it started to cut he turned off the acet. and just used the 02 at about 60-70 psi. He said once the cut was hot enough it didn't need the gas, if you didn't travel to fast. this was done on a computer controlled table,it was d "Pin It")
I was in a mine truck mfg.company in Billings Mont.in 1992,and had a 6" piece of steel cut from a 4footX4foot block.The guy that cut it used acetylene& oxygen to preheat the starting cut then after it started to cut he turned off the acet. and just used the 02 at about 60-70 psi. He said once the cut was hot enough it didn't need the gas, if you didn't travel to fast. this was done on a computer controlled table,it was damn near perfect. BLF.
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