Brazing with the Acetylene ‘B’ tank

Getting going with the oxygen/acetylene torch can be both exciting and overwhelming.  It is kinda like learning to drive and learning how to operate a manual transmission.  You have to focus on the rules of the road and do a great job driving while at the same time learning about the clutch.  It also reminds me of learning to ride a bike.  You have to learn to balance and pedal at the same time.  If we break these down into individual lessons we can focus on the getting the required skills to move up.  In this case I find students overwhelmed with 2 tanks, managing pressures, using a large torch and making great welds at the same time.  I brought in this little ‘B’ tank to help with most of that.  The ‘B’ tank only uses an acetylene tank and grabs air from the room rather than an oxygen tank.  The advantage is easy starting.  The disadvantage is a huge reduction in heat.    The ‘B’ tank will only be useful for brazing, but it’s main purpose is to teach the skills necessary to be successful with the oxygen/acetylene torch.

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