SBM is a professional ultrafine mill manufacturer, which for many years focuses on the powder processing industry and has a glorious achievement on the ultrafine mill grinding powder processing. It is considered by the government as a high-efficiency, energy-saving and environmentally friendly grinding equipment.China's highway construction development faster and faster, the demand for the cement in the construction is growing. The cement is widely used in the building construction, also an important raw material for many industries.

The cement, as an inert material, is rich in nature. As the mineral admixture of the concrete, it can promote the cement hydration, and lower heat of hydration, improve the working performance of the concrete, mechanical properties, and its early strength. The effect of the fly ash to improve the concrete strength can be replaced by the limestone powder with a finer size. Although the limestone powder belongs to the inert material which cannot produce similar pozzolanic effect like the fly ash, the good behavior and compaction effect can play a more important role in improving the concrete strength.

The ultrafine mill is common nonmetal mining machinery equipment with various functions and a good market prospect. In the recent years, as the importing of the high-level calcium carbonate materials and filling materials accelerating our country's varieties of the calcium carbonate raw processing, our limestone product develops towards pluralism, specialization and refinement rapidly.

The ultrafine mill is a new-type grinding machine with a two-stage grinding chamber and two-stage frequency conversion and classification technique, after combining the advantages of the traditional grinding machine, ultrafine mill, ultrafine pulverizer and high-strength ultrafine mill. This equipment is the most ideal and your first choice for these advantages: compact structure, beautiful outlook, reasonable design, totally enclosed, on pollution, high product fineness, time and electricity saving and easy operating etc.