Polishing technology of jade carving

1, paste, the surface of the carved jade is coated with a layer of paste polishing powder, the green one is chromium oxide, and the orange one is cerium oxide.

2, push grinding, grinding surface with 2000 mesh grinding wheel.

3. Repeat the first two steps, usually twice.

4. Brush, coat the diamond powder on the surface of jadeite and throw it with a hard brush.

5, meticulous work, began to polish small places where big tools can't be thrown. Use bamboo, dip it in diamond powder, use bamboo chopsticks for the bigger ones and bamboo toothpicks for the smaller ones.

6. Fine polishing: coat the jadeite with diamond powder, and then polish it with hard skin. Cowhide is mostly used in China, elephant skin is mostly used in Myanmar, and jade has a good luster.

7, cleaning, the purpose is to clean the residual polishing powder on the polished jade. Mainly use ultrasonic cleaning machine, and then use alcohol to wipe the place that can't be cleaned.

8, waxing, a kind of protection for the surface of the finished jade, can be washed away with boiling water, and then dried, and a beautiful jade is completed.

Extended data:

The brightness of the polished surface is mainly affected by two factors:

1, the material of jade.

2. The structure of jade material. Although most jade materials are of crystal structure, the grain size and distribution of crystals are different. Fibrous jade is easy to polish, but granular fibrous jade is not easy to polish. Single crystal minerals are easy to polish, but polycrystalline jade materials are not easy to polish.