一、概述近十年来,电火花加工这项新工艺得到了迅速的发展,全国各地已广泛的开展和应用,并取得了很大的效果。我们厂从59年开始对这项新工艺进行摸索,本着边走边学的精神,到目前已成功地生产了各种硬质合金、碳钢冲模、引伸模、冷挤模、压模以及挤咀、铰刀,板牙等。从 First, an overview Over the past decade, EDM this new technology has been rapid development throughout the country has been widely carried out and applied, and achieved great results. Our factory from the beginning of 59 years to explore this new technology, in line with the spirit of walking learning, so far has successfully produced a variety of carbide, carbon steel die, drawing die, cold extrusion die, die and squeeze Tsui, Reamer, Banya and so on. From