Spiral blade segments, such as thick blade products and technologies: formable oversized thick spiral blade machining equipment, material for low-carbon steel, low alloy steel, wear-resistant steel and stainless steel and other tracks, such as pitch, adjustable, variable pitch and circumference and outer circumference of the hole with a boss or a gap forms required "segments, such as thick spiral blade." A helical blade, spiral blade thickness up to 20mm ~ 25mm helical blade, blade plate width shall not exceed the minimum 400mm. 2, the spiral blade thickness of 25mm ~ 30mm, no larger than the smallest blade plate width 350mm. 3, spiral blade thickness of 30mm ~ 40mm, no larger than the smallest blade plate width 280mm. Spiral blade computing _ _ Meishan Ruifeng helical blade spiral blade is provided by Ning County Ruifeng machine parts processing department. Ning County Ruifeng machine parts processing at (sdysjx.cn.s07.ctrl.net.cn) strong, credible, in Dezhou agricultural machinery industry has accumulated a large number of loyal customers. The company better work attitude and continuous improvement will lead Ruifeng innovative ideas into the brilliant and you work for a better future!