Tea Strainer: diameter 7.8cm, height 5cm
Cover bowl: 9.5cm wide, 10cm high, 200ml capacity
Chahai: diameter 7.5cm, height 8.5cm, capacity 200ml
Tea cup: diameter 5.5cm, height 4cm, capacity 65ml
Blue and white porcelain, also known as white blue and white porcelain, is often referred to as blue and white, a treasure of Chinese ceramic firing technology. It is one of the main varieties of Chinese porcelain, which belongs to underglaze color porcelain.
Blue and white porcelain is made of cobalt oxide cobalt ore as raw material, which is painted on the ceramic body, covered with a layer of transparent glaze, and then fired by high temperature reduction flame. The cobalt material is blue after firing, which has the characteristics of strong coloring power, bright color, high firing rate and stable color.
The original blue and white porcelain has been seen in the Tang and Song Dynasties, while the mature blue and white porcelain appeared in the Hutian kiln of Jingdezhen in Yuan Dynasty. Blue and white porcelain became the mainstream in Ming Dynasty. It reached its peak in the reign of Emperor Kangxi in the Qing Dynasty. During the Ming and Qing Dynasties, it also created and burned blue and white five colors, peacock green glaze blue and white, bean green glaze blue and white, blue and white red color, yellow ground blue and white, and Ge glaze blue and white.
Blue and white is painted and decorated with natural cobalt on the white mud, then covered with transparent glaze, and then fired at 1300 ℃ for the next time, so that the pigment can fully penetrate into the body glaze, showing the blue pattern of green and green, which is beautiful, clear and elegant.
Blue and white porcelain is a kind of porcelain decoration with national characteristics in China. It is a kind of underglaze color porcelain, and it is also one of the methods invented earlier in China’s ceramic decoration.