大瓦保护仪在矿山设备上的应用张培义（莱钢韩旺铁矿）球磨机、破碎机等矿山设备的轴瓦材料大都应用巴氏合金，它具有经济耐磨的优点，但是当因某种原因造成轴瓦温度过高时，则容易发生烧瓦事故。一旦烧瓦，轻者需要抢修３、５天，重者影响生产更严重。为此，从１９２年开... Application of large watt protector in mining equipment Zhang Peiyi (Laiwu Iron and Steel Hanwang Iron Ore) Ball mill, crusher and other mining equipment, most of the bearing bushings materials, it has the advantage of economic wear-resistant, but when for some reason caused Bearing temperature is too high, it is prone to burning tile accident. Once burned, light need to repair 3,5 days, severe cases affect the production more serious. To this end, from 192 years on ...