在滾筒入料端，為了提升物料和加快物料的軸向流速，采用與簡體軸線成12°夾角的提升板，它是決定復合式碎石機企業希望現有產品能借鐵路建設的東風再上一個臺階，復合式碎石機是受鐵路、公路、橋梁影響最為顯著的產品之一。
3.擊碎它是利用沖擊力破碎礦石的。而用鑄鋼外殼的碎石機可以避免設備振動造成的外殼松動或變形，使用壽命就會大幅度的上升。盡管它的外形看上去沒有鋼板焊接外殼那么整齊，但是從實質上增加了耐久度。靠近時，物料在兩鄂板間受到擠壓、劈裂、沖擊作用而被破碎；離開時，已被破碎的物料靠重力作用從排料口排出。
近年來，由于我國大搞高速公路、鐵路修建，礦山機械行業成為其為重要的一大行業。
Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m 2. Another workshop in Shangjie Industry Park covers 67000 m 2. Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.
LIMING brings a large number of high-qualification talents together. Bai Yinghui, general research and development engineer, is a well-known expert in crushing and grinding area who won the youth medal of technology of the state council and receives special government allowance. LIMING owns an experienced service team, offering the customer free design and professional skill training and live guide for installation and debugging. The company's service networks have spread all over the country. Established client files, and mix the traditional door-to-door service with online service together, complementary the advantages. LIMING has won high recognition from clients.
The company mainly manufactures mobile crushers, stationary crushers, sand-making machines, grinding mills and complete plants that are widely used in mining, construction, highway, bridge, coal, chemical, metallurgy, refractory matter, etc. Product quality is life, and scientific innovation is motive power. LIMING got ISO international quality system certification, European Union CE certification and Russian GOST certification. The company has strong research and development strength and innovation.
LIMING machinery research institute was founded in 2005 which is the most powerful comprehensive technological research institute in the domestic mining machinery industry and provides top scientific research platform for professional personnel. Up to now, LIMING has won 10 national patents, 24 national utility model patents and 3 provincial science and technology achievement awards. The company products remain the international leading level by strengthening international exchanges and cooperation all the time, and has won a wide range of international market, such as Russian, Azerbaijan, Kazakhstan, Turkey, Kuwait, South Africa, Egypt, Vietnam, Malaysia, India, Australia, Korea, Canada and European Union,etc.
Through more than 30 years' hard work, LIMING's staff built supremacy of credibility, excellent quality, service "LIMING" brand, and has made outstanding contributions to the development of mechanical manufacturing industry for China and the whole world.
