Diy How To Build A Gas Fired Crucible Furnace

US $12.98

Mebane, North Carolina, United States
Jan 30th

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Building a Gas Fired Crucible Furnace, by David J. Gingery, published by Gingery Publishing, Rogersville, Mo.,1988. 8 1/2 x 5 1/2 paperback, 108 pages. ISBN 0-878087-080-8. Please note this book is new, not used. If you happen to be one of the many adventurous spirits who have discovered the delights of metal-casting using a simple solid fuel furnace, you are probably ready to expand your foundry operation. If so, this book is for you. The truth is, you'll find little here that is really new or innovative. Instead, you'll discover a furnace that uses design principles proven through years of use, but now almost forgotten. This design having been perfected over the last ten years, and provides features that are especially useful in the small home shop foundry. The retractable body gives side access to the crucible, which makes moving the crucible easier and safer than lifting it out with tongs. Lighting the burner has been designed to be easier and safer too. Nearly everyone who has seen it in operation has commented on the very low noise level, which makes it much less intimidating than other furnaces. The burner design can even be adapted to other uses such as firing a kiln, burn-out oven, or retort. It will perform nicely in any unit where the flame can impinge an internal barrier or the furnace wall. Common materials are used throughout and no special skills are required. Costs can be so low as to be considered negligible. And no longer will you need to melt metal outside. This furnace can move your entire foundry operation inside if you have a shop facility where you can provide adequate ventilation and a noncombustible floor. The speed and convenience of a gas fired crucible furnace can increase your productivity and possibly the size of your castings as well. Working evenings, you can advance the state-of-the-art of your shop by leaps and bounds, and significantly increase your enjoyment of melting and casting metal. Working evenings, you can significantly increase the capabilities of your shop, as well as increasing your enjoyment of melting and casting metal. Table of Contents The Basic Design Building The Furnace Body Select The Lining Material A commercially Prepared Lining A Home Blend Lining A Good Formula The Outer Forms The Inside Form The Burner Inlet Form The Vent & Safety Hole Forms Building the Central Body Firing The Central Body Building The Base Firing The Base Lining Building The Lid Firing The Lid The Plinth Glazing The Lining Patching The Lining Building The Furnace Frame Materials Required Assemble The Frame The Lid Raising Mechanism The Central Body Lifting Mechanism The Lifting Arms The Lifting Levers The Lifting Lever Pivots The Offset Links Final Assembly Install The Lid Building the Burner The Scrolls The Shell The Fan Rotor The Stand The Motor / Belt Drive The Air Inlet The Delivery Tube & Mixing Chamber Installing The Burner Converting To Propane Gas Piping Electrical Components Lighting The Furnace Crucibles and Tongs Clay / Graphite Crucibles Silicon / Carbide Crucibles Metal Pots Crucible Tongs Operating the Furnace Setting Up the Foundry Zinc Alloys Aluminum Alloys Copper Alloys Grey Iron Fluxing Hardness Control Slagging The Pot Softening Hard Castings Rules For All Metals