China is rich in feldspar mineral resources, mainly located in Shanxi, Anhui, Liaoning, Shandong, Yunnan, Hunan and other places. Feldspar frame anhydrous alkali metal or alkaline earth metal aluminosilicate minerals like structure, which framework structure of silicon-oxygen tetrahedra, chemical s
Since 2016, many driving forces such as a healthy economic environment, active policy orientation, export trade, and regulatory upgrades have become positive factors for the growth of China's heavy truck market in 2017. At the same time, with the rapid development of e-commerce, China is
Recently, China Auto Parts Industry Co., Ltd. and Shanghai Haimei Investment Holdings Co., Ltd. signed a strategic cooperation framework agreement on co-construction of "Automotive and Parts Industry Strategic Alliance" in Shanghai. The two sides will cooperate in the construction of auto
The main points of operation of heavy medium beneficiation are as follows: (1) Before the selection, the ore should be crushed to the particle size range required for heavy medium selection. Because heavy medium beneficiation cannot effectively select the fine fraction, it is necessary to screen o
Aerial ropeways are a special form of wire rope transport. It uses a wire rope erected in the air as a guide rail for trucks, while a truck uses a wire rope to haul cargo. According to the action mode of the traction wire rope, the aerial ropeway can be divided into a circulating aerial ropeway (th
According to the China Quality Supervision Agency, Mercedes-Benz and its Chinese joint venture will recall 351,218 vehicles because they use airbags produced by Takata, which poses a safety hazard. The General Administration of Quality Supervision, Inspection and Quarantine of China announced on
The rock drill is mainly used as an auxiliary tool for the secondary blasting of the large stone and the slipping of the slope in the large open pit mine. It is the main mining tool in small mines, especially in small quarries. Depending on the weight of the pneumatic rock drill , it can be divided
Recently, the Ministry of Communications issued a notice regarding the issuance of the “Smarter Transport Alternatives Action Plan (2017-2020)†in order to promote the construction of a smart transportation trip information service system for enterprises and promote the development of
Slope bucket transport is one of the main components of combined open pit mine transportation. It is suitable for narrow and deep inclined or steeply inclined deposits. Because the slope bucket can directly transport large hard rock, the transportation angle can reach 35°, so it can overcome the
In an ideal refrigeration cycle, the compression process is generally considered to be an isentropic process. According to the engineering thermodynamics knowledge, the power consumed by the isentropic compression is the largest, the power consumed by isothermal compression is the smallest, and t
High double Kimitsu iron works NSSC is one of the core production plant. The factory was built in 1965 and is located in No. 1 Junjin, Junjin City, Chiba Prefecture. It covers an area of ​​about 10.2 million cubic meters and is a consistent iron system built on the beach built by rec
1. Dahongshan iron ore mining ore zone I, copper filling profile After the exploration of the 1.5 million t/a project infrastructure in the No. I copper mine belt of Dahongshan Iron Mine, the ore body shape has become more complicated. In order to adapt to the changes of the ore body, improve the