Welcome Ron Dotson

Mountain Spirit would like to welcome award-winning watercolor artist Ron Dotson. Please check out Ron’s page on the website or stop by the gallery to see his work.

Sculpture From Clay to Bronze : Part 8

After the completion of all of the above steps, a unique bronze sculpture will have been produced and can now be sold. Of course, if this piece sells and the sculptor wants to make another one, that sculptor will then have to return to the mother mold and go through all of the steps again in order to make another …

Sculpture From Clay to Bronze : Part 7

The patina is the color of the bronze. Patinazation is the process whereby a calculated chemical reaction between bronze, acidic chemicals, and high temperatures oxidize the surface of the metals. Certain chemicals will produce certain predictable colors when they are sprayed on the bronze and then heated. The patina process begins by heating(usually with a torch) the surface of the …

Sculpture From Clay To Bronze : Part 6

Metal chasing is the process of finishing the metal back to the appearance of the original. This process usually involves a fair amount of welding with a high frequency welder. Grinders are often used to remove spures. Angle grinders with a variety of different grades of Roloc pads are used to finish the surface of the bronze. Always start out …

Sculpture From Clay to Bronze : Part 5

When the ceramic shell is complete, it is placed in a high pressure sealed oven, known as an autoclave. High temperatures 1500 to 1800 degrees Fahrenheit and pressure force the wax from the shell and the wax melts out, thus becoming lost. This is where the name Lost Wax Process has been derived. The wax has now left the shell, …

Sculpture From Clay To Bronze : Part Four

Pouring a wax replica from the mold. With the mother mold complete, positive forms can now be generated by pouring a wax replica. Pouring a wax is usually done in four stages or coats. The first coat is applied by heating the wax to a temperature of approximately 220 degrees fahrenheit. While the wax is quite hot, the mold is …

Sculpture From Clay To Bronze : Part 3

Making a Mold of the Clay Original : When the clay sculpture is completely smooth and finalized, a mold must be made of the original clay. Excellent surface replication of the original can be achieved with a polyurethane mold compound or a high quality silicon rubber. The most common material used to produce a mold today is a material known …

Sculpture From Clay to Bronze : Part 2

The Use of Armatures :  An armature in a sculpture is a material used for supporting the weight of the clay. An armature is usually necessary when portraying a figure in motion or in a standing posture. The armature serves as the underlying support to the sculpture. In some cases, a skeletal formation can be made out of wire, or …

Sculpture From Clay To Bronze – Part 1

The art of the lost wax process:  The earliest known lost wax castings date from nearly 7,000 years ago. Metals were poured into investments of fired clay that had been shaped with the help of wax that was melted or lost. Then sometime between 4,000 and 3,000 B.C. , bronze was discovered as being a metal that was harder than …