Bone china manufacturers talk about the production process of bone china cups

The wholesale dinnerware suppliers talks about the production process of bone china cups 1. Clay clay: Porcelain stones are taken from the mining area, pounded with water, elutriated to remove impurities, and precipitated into brick-like mud. Then mix the mud with water, remove the slag, and knead it with your hands to squeeze the air out of the mud to make the water in the mud even.　　 2. Billet drawing: Throw the mud ball at the center of the turntable of the wheel wagon, and draw the rough shape of the billet by bending and stretching.　　 3. Print blank: The shape of the impression is made by arc-turning inside the blank, and the semi-dry blank is placed on the mold, and the outer wall of the blank is evenly pressed to release the mold.　　 4. Rigid billet: Lay the billet on the sharp bucket of the wheel wheel, rotate the wheel, and use a knife to turn the billet to make the thickness of the billet appropriate, and the surface and the inside are smooth. This is a process with high technical requirements.　　 5. Expose the billet: Place the processed billet on a wooden rack for drying.　　 6. Carving: Use bamboo, bone or iron knives to carve patterns on the dried or semi-dried body. 7. Glazing: Ordinary round mouth adopts dipping glaze (dip the blank into the glaze basin, and raise it immediately when the mouth is flush with the glazed surface) or glaze (pour the glaze slurry into the blank and shake it to make the top, bottom, left, and right glaze evenly, and then quickly Pour out the excess glaze slurry), blow the glaze for the cutter or large round ware (the method is to cover the bamboo tube with fine yarn, dipped in the glaze and blow with the mouth, repeating this many times, the blank surface can get a uniform thickness of glaze). 8. Kiln: The time course is about one day and night, and the temperature is about 1300℃. First build the door of the kiln, ignite the kiln. The fuel is pinewood, guide the piling technology, measure the fire time, grasp the temperature change of the kiln, and decide the ceasefire time. 9. Color glaze: On-glaze colors such as multicolored, famille rose, etc., are painted on the glazed surface of the bone china that has been fired, filled with color, and then baked in a red furnace at low temperature, the temperature is about 700 ℃-800 ℃ . In addition, paintings such as blue and white, red in glaze, etc., are painted on the green body before firing to ensure that the color will never fade.
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