Yabut the tube has two 1/4" walls being cut at the same time so...6 tpi!!!


"Grant Erwin" wrote in message
...
The rule is 3 teeth in the cut, so for 1/4" wall you'd need at least 12
tpi, can probably get away with 10.

For 1½" plate, however, you'd want 2 tpi, a real difference.

Normal speed for a bandsaw blade on aluminum is 800 sfpm. Feed rate is
whatever your saw can handle, depends on the saw.

GWE