... .Used in cement clinker,limestone ,refratory materials Rotary kiln Applications:A rotary kiln is ideal for calcining high-grade cement ... and building industries, and more.A rotary kiln, which is also called a rotary calcine kiln, is a commonly used building material machine. ... device, high precision plunger metering pump, high accuracy speed control valve and contact graphite block sealing device, etc.2 ...