一、红陶的起源所谓红陶，是指在陶器烧制到一定程度后，将窑内火焰的性质控制为氧化焰，在氧化焰气氛焙烧下，陶土中的金属铁大部分转化为三价铁，还原比值低，烧成后外观呈红色的陶器。红陶是中国最早的陶器品种之一，颜色一般呈土红色、砖红色、褐红色等，原始红陶一般烧成 First, the origin of terra-cotta The so-called terra cotta is pottery after firing to a certain extent, the nature of the kiln flame control for the oxidation of flame, roasted in an oxidizing flame atmosphere, most of the clay in the metal iron into trivalent Iron, the reduction ratio is low, after firing the appearance of red pottery. Terracotta is one of the earliest varieties of pottery in China, the color is generally earth red, brick red, maroon, etc., the original terracotta general firing