History of investment casting

According to the "lost wax method originated from the spring and autumn period in China. Henan xichuan temple 2 age hunan unearthed copper ban, in the spring and autumn period, was known as the earliest method of lost wax casting. The copper the quads and sides are decorated valuable.such handiwork, surrounded by twelve carving fell beast, body under a total of ten set carving of the beast. Valuable.such handiwork decorative design heavy and complicated and changeful, appearance is magnificent and solemn, reflecting the mid spring and autumn is comparatively mature lost wax method of our country. After the warring states period, qin and han dynasties, lost wax method is more popular, especially during the sui and tang dynasties to the Ming and qing, casting bronze ware is more lost wax method.