Mapp gas air mix backyard foundry

Foundry Facts » Sand mixture for iron and steel casting is LESS than 5% bentonite and 70...Dross is like the foam on beer, caused by exposure to the air and turbulence....Flux- Covers top of molten metal in a crucible to prevent absorbing gas,...Aluminum can be melted in a coffee can on the BBQ, use propane, wood or charcoal for fuel. Foundry101.com

How to Melt Brass (with Pictures) - wikiHow » Seek advice online or from foundry workers to find a furnace setup suitable for...Propane furnaces are cleaner, but require you to keep purchasing more fuel....Accept that melting metal in your backyard is a hobby that will probably lead to the...Stirring too much can mix air and gas into the metal, which can cause defects. Wikihow.com

Get Medieval: How to Build a Metal Forge | Popular Science » Dec 3, 2009...Make a propane-powered forge in your garage and get your...has the distinct DIY advantage of being constructed almost entirely from plumbing parts....In theory, that would have allowed me to adjust the fuel / air mixture by... Popsci.com

Overview of metal casting for beginners - Foundry and Casting - I... » Virtually every piece of foundry equipment I have is homemade, except...You can build a relatively furnace that run on propane or natural gas,...normal investment mix but using silica flour instead of course sand, and mixing it pretty wet....which will propel liquid metal and chips of concrete into the air. Iforgeiron.com

has anyone melted silver tableware down? is it worth it? | Peak... » MAPP gas would certainly work....I dug a hole in the ground, built a fire, and pumped enough air into it to get it...[Here are some keywords if you're interested: "Backyard foundry" "flowerpot...MAPP gas works a lot better. Peakprosperity.com

forced air vs. venturi? - Tools and Tool Making - Bladesmith's Forum... » May 11, 2005...So with the forced air you get better heat with less propane, because of the higer air pressure?...Backyard metal casting...accelerator tube to get high efficiency in the gas jet, which in turn leads to a complete fuel air mix. Bladesmithsforum.com

A Metal Melting Furnace | ArtMetal » And I started with home made foundry sand which I later replaced by 'real'...Propane (and natural gas) is explosive when mixed with air!...This is a mixture of 75 mass % iron oxide Fe2O3 (rust) and 25 mass % aluminum file or saw dust. Artmetal.com

Melting metal in a home foundry, backyard metalcasting, metal casting » Sep 28, 2000...Home metal casting information for building a foundry and melting metal in your...A bag of Fireclay for homemade molding sand, and Propane..."Forced air" burners An experiment using air blowers on gas burners....How-to mix molding sand This page shows the steps I take to mix my own greensand. Backyardmetalcasting.com

Hybridburners.com home page » My site provides information about the various models of propane burners I produce, and have available for use in forges, foundry furnaces, glass...and compressed air are fed into a mixer tube, and the resultant gas mixture fed into a forge or... Hybridburners.com

Propane and Compressed Air - YouTube » Feb 10, 2013...Just a little test to see, how well it works to mix propane gas with compressed air. In stead of using a venturi-effect to draw in air, air from a... Youtube.com

Gas burner - Wikipedia » A gas burner is a device which is used to generate a flame, in order to heat up products using a gaseous fuel such as acetylene, natural gas, or propane. Some burners have an air inlet to mix the fuel gas with air, to enable... En.wikipedia.org

How to Make the Mini Metal Foundry : 10 Steps (with Pictures) » How to make a simple backyard foundry for less than $20, for melting pop cans, and...Before the mix is starts to firm up, try working the bucket up and down a few times,...The only features you are missing now, are an air supply port, and a lid,...I've tried 1 extinguisher, 2 propane tanks and a stainless steel camping cup. Instructables.com

Gas Forges : Building Your First Gas Forge » Gas forges are easy to make and in time you may make several. A 5" dia x 10" long...Plenty of air: A mini forge can consume a bbq sized propane bottle in a day. That's a lot of...Freon can melting furnace Two crucibles and two foundry tongs... Anvilfire.com

Forced air burners » Jun 28, 2014...aka "Forced air" burners for propane and natural gas...The typical homemade atmospheric burner requires a high pressure regulator to blast propane...With this high gas pressure far more propane is being blown in than can mix evenly with the air....And here's the ugly casting after opening the mold. Backyardmetalcasting.com

Mini metal foundry - melting aluminum at home - Ars Technica... » This last weekend I built a version of the mini metal foundry I first saw in this video :...-The plaster of paris and sand mixture sets up quick....from backyardmetalcasting.com. propane is definitely the way to go. charcoal was a...keg furnace.. then I saw his oil/air/gas setup, thats a bit too mad scientist for me. Arstechnica.com

DIY gas burner - YouTube » Jul 25, 2011...I just made this propane burner as a first step to making an aluminum melting foundry. Here tested for the first time with some MAPP gas. Youtube.com

MAPP® Gas fueled foundry » Jun 3, 2006...The valve on the MAPP® gas tank must be completely open to produce...www. BackyardMetalcasting.com...Therefore a blower is needed with burners utilizing these to get the propane/air mixture moving through the burner. Backyardmetalcasting.com

Foundry & Sand Casting Terminology ~ Metal casting projects » Welcome to my FlamingFurnace, backyard metal casting blog....Some hardware shops sell bags of ready mix refractory....Gas vent: This is so when pouring the molten metal the gas will escape from the vent....Sand Rammer: this is used to pack all the sand into the flask eliminating air pockets and lose sand that might... Flamingfurnace.com

Melting Furnace » The idea was to make a gas furnace that would reach a temperature to melt steel....did not spall or explode, even though I know I had some air trapped in the mix. It did crack...For fuel delivery I used a dual gauge regulator made for propane. Abana.org

How to Build a Forge (Gas): 5 Steps (with Pictures) » There are countless gas forge builds documented on the internet, I want to set this...Both types are relatively simple to build, but for my needs, a propane fueled...All a blowtorch does is allow more air into the mix, it doesn't actually pump it in...another burner or to reconfigure it for use as a blast furnace for foundry work. Instructables.com