three important processes in firing ceramic cups

There are three important processes in the firing of ceramic cups

Glazing: in the process of glazing, common round mouth by dipping glaze (the billet into glaze bowl, a time along with glaze flush immediately offered) or swing glaze, the glaze slurry injection shaking inside billet, make up and down or so even glaze, then quickly away excess slurries), cut (relative to "circular unit", "round device" means by throwing method of forming the circular vessels, such as bowl, plate, plate, etc. And the forming process of more complex vessels, such as bottles, statue, pot, pot, etc., is called "cut") or large round utensils with blowing glaze (the method is to cover the bamboo tube with fine yarn, dip in the glaze after blowing with the mouth, so repeated for many times, the blank surface can be uniform thickness of the glaze layer).

2. Kiln firing: kiln firing is a time-consuming step. The time course is about one day and night, and the temperature is about 1300℃. First LAY THE KILN DOOR, FIRE THE KILN, FUEL IS PINE WOOD, pile technical guidance, measure the fire, master the change OF kiln temperature, decide the ceasefire time.

3. Color glaze: glaze color such as colorful, pastel, etc., is in the enamel has been burned into the porcelain pattern, fill color, and then into the red furnace to bake at low temperature, the temperature is about 700℃- 800℃. In addition, before the kiln is painted on the billet body element fetus, such as blue and white, youligong, it is called youligong, its characteristic is color under high temperature glaze, never fade.