Products and technologies: a continuous cold rolling production auger blade helical blade processing company, to overcome the traditional production process auger blades exist accuracy, forming hard, feed consumption and more production efficiency and low defects. 2, after the blade forming smooth surface, high dimensional accuracy and surface hardness. 3. The length of the spiral to customer requirements to provide continuous whole blade, process complete rigidity helical blade when using welding, assembly easy and fast. There are many advantages of helical blade spiral blade machining, such as Shaanxi and strong anti-winding spiral blade machining, with the development of society, the original is handmade to machine now, and it is also on the market a lot of poor liquidity spiral blade spiral blade processing companies _ Ruifeng preferred (certified) _ helical blade machining by Ning County Ruifeng machine parts processing department. Ning County Ruifeng machine parts processing at (sdysjx.cn.s07.ctrl.net.cn) is Dezhou, agricultural machinery leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. In Ruifeng leadership with the staff warmly welcome all inquiries negotiations to create a better future Ruifeng.