古玩收躲-鉴躲讲座之瓷器化妆土的感化与判定(国外英文资料).docVIP

古玩收藏-鉴藏讲座之瓷器化妆土的作用与鉴定(国外英文资料) The role and identification of porcelain make-up soil (Zhu Yuping, 2003.08.29) Some ancient kiln clay coarse or fetal color is deep, in order to make the surface smooth and clean utensil white color shallow, on the matrix first deposited a layer of white clay, glaze and firing, this layer of white pulp soil known as make-up soil, also known as cosmetic glaze and glaze protection. The makeup process has the characteristics of the times and the regional soil obviously (kiln mouth) to observe and analyze the characteristics, contribute to the ancient porcelain dating and discrimination. The application of makeup soil technology has been in the Celadon of Six Dynasties, Wuzhou kiln is located in Zhejiang Jinhua area, the iron content of the local production of fetal soil after firing, dark grey or dark purple color bead. The Western Jin Dynasty, Wuzhou kiln adopts pure clay smear fetal table, engobe milky white, the glaze firing, glaze not only smooth, moist and color. Deqing kiln in the Eastern Jin Dynasty when the famous black porcelain, which also fired celadon. Deqing kiln in red clay tire, after firing tire was gray or purple, in order to improve the color is a layer of milk white makeup soil in the tire, process and similar Wuzhou kiln. During the Sui and Tang Dynasties and the Five Dynasties, the make-up soil was used more widely. Besides celadon, white porcelain and painted porcelain were also adopted. The five generation, Yaozhou celadon have black and white two kinds of tire. The quality of the black tire celadon is better than that of the Tang Dynasty. It is fine, thin and strong, but the iron content is high, and the color of the fetus is gray or black. Therefore, a layer of thicker white make-up soil is applied to the outer tire. The Tang Dynasty Hebei Xingyao white porcelain thickness: two white porcelain glaze net, without applying make-up soil; coarse white porcelain bead ashes yellow rough, first apply makeup soil Zaishi g