MAPP is the abbreviation for Methyl- Acetylene- Propadiene-Propane. If one has ever tried to solder copper pipe with a propane torch, then does the same with MAPP gas, they will never use propane to solder pipes again. MAPP gas, while it comes in a similar cylinder, it is more akin to a welding gas and burns much hotter than propane alone. Caution! Do not attempt to use a torch head made for propane cylinder/bottles on a MAPP gas cylinder/bottle. They are each made for their respective temperature range. Trying to work with a heavy cylinder in one's hand, can be a challenge. Most professionals prefer the Mapp gas torch/burner heads with a short hose, from the cylinder to the torch. It is easier to maneuver, especially in tight spaces.
MAPP gas, also known as methylacetylene-propadiene propane, is composed of propyne, propane, and propylene. It serves as a superior alternative to acetylene, offering enhanced safety and convenience. Both its liquid and gaseous states are colorless, with a scent similar to acetylene. MAPP gas has an energy content of 1.357 kWh/kg and a burning temperature of 3730°F.
Differences Between MAPP Gas and Propane: MAPP gas serves as a high-quality substitute for propane in welding and soldering applications. When combined with oxygen, it can achieve flame temperatures of up to 5300°F, higher than those of propane gas. However, MAPP gas's main drawback is its higher cost, than that of propane. Most find the benefits to be well worth the cost difference,