R&L Machine Manufacturing Co., Ltd. is one of the world leading manufacturers of crushing machines parts. We have our own foundry and our own machine shop. The strict and direct control of quality, fast response time and reasonable production cost make us the most competitive partner of the word-class crushing equipment manufacturer, crushing plants and crusher parts distributors. We have the following main products: 1. High manganese steel parts Under 3000kg per piece, include concaves/bowl liner and mantles for cone crushers, jaw plate for jaw crushers, and up or down concaves for gyratory crushers 2. Carbon alloy steel parts Under 3000kg per piece, include cone, shelf for cone crushers and frame for jaw crushers 3. Carbon alloy steel parts Under 3000kg per piece, include cone, shelf for cone crushers and frame for jaw crushers