ru kiln. Ru Ci is the first of the five famous kilns. Ru kilns are mainly celadon, with azure glaze, crab claw pattern, fragrant gray tire and sesame nail, which are the important basis for identifying Ru kilns. Among them, the crab claw pattern refers to the texture of glazed opening Mao Mao. Sesame nails "is because the feet are propped up with a small Zhi Ding when burning, and then the Ru kiln porcelain is propped up in the air for burning. After the porcelain fired in this way is burned, there will be several spots on the bottom glaze. Ru kiln porcelain has a thin matrix, a thick glaze layer, a jade-like texture, a thin glaze, and a solemn and generous shape. Official kiln. In Song Dynasty, the official kiln porcelain was mainly plain, with neither gorgeous carving nor colorful painting, and most of them were decorated with concave-convex straight edges and chords. Its tire color is iron black, glaze powder is blue, and purple mouth iron foot "adds the beauty of simplicity and elegance, and purple mouth iron foot" means that the iron content in celadon tire material is as high as 3.5%-5%, which makes the thin glaze at the mouth of the product show gray or gray purple, while the bottom of the product shows black brown or dark gray. In addition to the common dishes, dishes and washings, there are many kinds of bottles and furnaces in the official kilns, which imitate the bronze wares of Shang, Zhou, Qin and Han dynasties.
ge kiln. However, Ge Kiln took the beauty of slice opening to the extreme, resulting in the typical characteristics of Ge Kiln: because the slice opening size is different, the depth and level are different, and the exposed parts of the carcass are also different due to oxidation or pollution, resulting in different colors of the slice opening lines. Ge Kiln porcelain glaze has a large open pattern of iron black, which is called iron wire, and a small open pattern of golden yellow, which is called gold wire. Gold wire and iron wire "make the calm glaze produce rhythmic beauty." In Song Dynasty, the porcelain of Geyao mainly consisted of plates, bowls, bottles and washing.