Impact crusher is one of the stone crushing equipment, and it has a unique position in the crushing equipment. The impact crusher consists of a lot of components which including a lot of plates, bolts and soldered dots. But it is a machine of simple structures and principles. It may be improved from hammer crusher. The minerals will be impacted into the impact pack to have a second crushing during the hammer crushing, so it can have a high productivity than the hammer crusher.China possesses rich mineral resources in the world, but the mineral has pool quality, more lean ore and fewer bonanzas. Therefore, people must go through many crushing and selecting stages especially iron ore and bauxite. The lean ore with more associated minerals and more troubles in the mining that is why need technical support and require different of crushing equipments. Calcium carbide is scattered distribution in China and the total national capacity is based on three provinces which is Inner Mongolia, Ningxia and Shanxi province. Now enter the twelfth five-year plan and with rapid development in western of China, western people to produce calcium carbide are one of the ways to be wealth. Ningxia is an original place of hetao culture and the most important western development province. Ningxia have both wealth of calcium carbide and rare earth resources, calcium carbide has already towards industrialization in Ningxia and with increasing of calcium carbide enterprises that mining equipments are massive demanded.Scientific management, advanced processing technology and innovative manufacturing theory make Hongixng become the exporting base of jaw crusher, cone breaker and famous grinding equipment in China. What Hongxing has done is for the clients and we believe that quality is the best way to develop market.Feldspar is potassium, sodium, calcium and other silicoaluminate of alkali metals. The potassium feldspar refers to orthoclase which is classified monocrystal system and it usually...