EnviroFlame |
COMPARISON OF FUEL GAS PROPERTIES
COMBUSTION
PROPERTIES |
EF
+Natural Gas |
EF
+Propane |
EF +Butane |
NATURAL
GAS |
PROPANE |
BUTANE |
Flame Temp in Open Air, deg. F |
3885 |
3916 |
3908 |
3542 |
3596 |
3578 |
Total
Heating Value after |
28520 |
22896 |
22743 |
24800 |
19768 |
19494 |
Burning
Velocity in |
15.2 |
14.3 |
12.5 |
15.2 |
12.2 |
11 |
Formation Reaction |
Exothermic |
Exothermic |
Exothermic |
Exothermic |
Exothermic |
Exothermic |
Primary
Combustion |
NA |
350 |
360 |
55 |
295 |
315 |
Secondary
Combustion |
NA |
2270 |
3240 |
995 |
2268 |
3114 |
SAFETY
|
Stable |
Stable |
Stable |
Stable |
Stable |
Stable |
Explosive
Limits |
5.0 - 59 |
2.5 - 58 |
1.7 - 60 |
5.0 - 59 |
2.4 - 57 |
1.8 - 60 |
Explosive
Limits |
5.3 - 14 |
2.25 - 9.40 |
1.7 - 9.0 |
5.3 - 14 |
2.3 - 9.5 |
1.8 - 8.4 |
Maximum
allowable |
Line |
Cylinder |
Cylinder |
Line |
Cylinder |
Cylinder |
Tendency to Backfire |
Slight |
Slight |
Slight |
Slight |
Slight |
Slight |
Reactions
with |
Few Restrictions |
Few Restrictions |
Few
Restrictions |
Few Restrictions |
Few Restrictions |
Few
Restrictions |
PHYSICAL PROPERTIES
COMBUSTION
PROPERTIES |
EF +Natural
Gas |
EF
+Propane |
EF +Butane |
NATURAL
GAS |
PROPANE |
BUTANE |
Specific
Gravity |
0.514 |
-- |
0.576 |
-- |
0.507 |
0.527 |
Pounds
Per |
4.26 |
-- |
4.8 |
-- |
4.22 |
4.38 |
Cubic
Feet Per |
8.48 |
14.5 |
8.85 |
23.6 |
8.45 |
9.2 |
Specific
Gravity of |
1.6 |
0.906 |
4.48 |
0.555 |
1.55 |
1.42 |
Vapor
Pressure |
118 |
-- |
94 |
-- |
120 |
135 |
Boiling
Range at |
-46 |
-119 |
-36 to -4 |
-250 |
-44 |
-50 |
Latent
Heat of |
183 |
-- |
227 |
-- |
184 |
187 |
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