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Investment Casting or The Lost Wax Process

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This series of photos takes you through the casting process showing the steps involved in the making of this classic 18ct Yg emerald and diamond ring at our factory in Burwood.

Apecs Investment Casting The factory A.P.E.C.S. our name Emerald and diamond ring Emerald ring 2
Fabrication of the master pattern Polishing the master pattern The finished master pattern Recording the master pattern Soldering a sprue on the master pattern
Making the mould Packing the mould - Mould making Placing the uncured mould into the moulding box Vulcanising the mould - Mould making Cutting out the master pattern
Revealing the master pattern - Mould making Revealing the setting Releasing the setting The mould cut in two Injecting a wax pattern
The mould is opened to reveal the injected wax pattern Inspecting the wax pattern Setting up the wax patterns Welding the wax patterns to the tree Weighing the tree
Calculating the required metal weight Placing a flask around the tree Investing the flasks Closing the lid on the investing machine Mixing the investment
Filling the flask with investment The last of the waxes are covered with investment Removing the sieve Cleaning the investing machine Putting the flasks aside to set
Wax removal - Lost Wax Process Collecting the wax - Lost Wax Process Weighing an alloy sample - assaying - fire assay The assay furnace - assaying - fire assay Performing a fire assay - assaying - fire assay
Weighing out the alloy Charging the crucible Melting the alloy Getting the flask out of the furnace The flask is placed in the casting chamber
Seating the flask Moving the chamber into position Investment Casting - Lost wax casting The cast flask - Investment Casting or the Lost Wax Process Melting in a centrifugal casting machine - Lost wax casting
Sliding the cradle to the flask Centrifugal Lost Wax Casting Washing out the flask Blasting the tree Cutting the castings from the tree
Ruth Waterhouse sculpture Pouring a silicon mould Opening the silicon mould Platinum ring Linn casting machine
Platinum trees - shanks and settings Bright silver 925 Soldering a setting to a ring Packaging the solder The range of solders
Settings Metals cast Eagle Chess set Chess set
Chess set The pioneers Silver MG The crew Apecs logo
Click on an image to see an enlargement and description.

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Contact Information

Telephone
+613 9808 5233 Direct Orders +613 9808 2968
FAX
+613 9808 3047
Postal address
P.O. Box 307, Burwood 3125
17 Harker Street, Burwood, Victoria, Australia
Electronic mail
General Information: mail@apecs.com.au

 

Send mail to mail@apecs.com.au with questions or comments about this web site.
Last modified: September 09, 1998