[TheForge] oxy-propane torch equipment

[Andy Vida]

"terry l. ridder" wrote:
> 
> hello;
> 
> as a follow-up to my previous reply i found my oxy-fuel comparison
> chart:
> 
>                Table : Fuel Gas Characteristics
> Fuel Gas    Maximum Flame  Oxygen to fuel gas Heat distribution
>             Temperature °C Ratio (vol)        kJ/m3
>                                               Primary    Secondary
> Acetylene   3,160          1:5                18,890     35,882
> Propane     2,810          4.3:1              10,433     85,325
> MAPP        2,927          3.3:1              15,445     56,431
> Propylene   2,872          3.7:1              16,000     72,000
> Hydrogen    2,834          0.42:1             -          -
> Natural Gas 2,770          1.8:1              1,490      35,770
> 
> as the above chart shows, oxygen use is going to increase 4.3 times when
> using propane instead of acetylene.

	Uh, I think your math is off a bit. if the ratios are as you
	state, then you need 21.5 times the amount of oxygen.
	4.3 * 5 = 21.5