Talc powder products for cosmetics can be safely used without unnecessary panic
Recently, the St. Louis District Court ruled on a lawsuit involving the use of Johnson & Johnson baby powder containing talc powder. Johnson & Johnson said it would appeal against this, which once again aroused the concern about the safety of talc powder. Johnson & Johnson stressed that it firmly believed that Johnson & Johnson […]
Superfine Grinding technology of diamond micro-powder Grinding wheel
Ultra precision grinding with diamond micro powder grinding wheel, existing technical problems and development prospect. The ultra precision grinding mechanism of diamond micro powder grinding wheel is discussed. It is considered that it is the fusion of multiple functions dominated by micro cutting; The dressing mechanism of diamond micro powder grinding wheel and its common […]
Analysis of economic operation of abrasives in the first half of 2017
In the first half of this year, according to the national economic data released by the national development and Reform Commission and other authoritative departments, GDP grew by 6.9%, which fully proves that China’s economy is stable and good. Affected by the demand growth of domestic downstream enterprises and the recovery of international economy, the […]
Do you know the correct opening method of the sealing knowledge of the roller bearing of the vertical mill
Sealing plays an important role in preventing “three leaks” of mechanical products and ensuring the normal lubrication action and safe operation of equipment. The vertical mill has high requirements for sealing, especially for the grinding roller bearing. The oil seal is set between stationary and rotating parts to prevent lubricating oil leakage and prevent impurities […]
A new measure to improve oil leakage of vertical grinding roller
1 existing problems Oil leakage of grinding roller often occurs in cement plants with vertical mill, which is a difficult problem that always puzzles vertical mill manufacturers. Oil leakage not only pollutes the environment, but also increases the production cost. There are many causes for oil leakage of vertical grinding roller, which can be summarized […]
[standards] 426 industrial standards such as air classifier, pulverizer, crusher and magnetic separator were approved
Recently, the Ministry of industry and information technology approved 426 industrial standards, including mineral vertical air flow classifier, countercurrent contact inflatable flotation column, pendulum mill, flexible graphite wire for braided filler and superconducting magnetic separator, including 249 in machinery industry, 42 in automobile industry, 10 in pharmaceutical equipment industry, 106 in […]
Pioneer of milling industry: Raymond Mill
Raymond Mill (pendulum mill) is a traditional type of product with the reputation of a pioneer in the milling industry. It uses the principle of rolling and grinding between roller rings to deeply process materials. It is a model of simple structure and convenient operation in vertical roller mill. Raymond mill is a three-dimensional structure […]
Industry direct attack: is rare earth “not capped within the year” or has “peaked”?
2017 is a year of strong outbreak of rare earth in China. The trend formed by the continuous rise of rare earth minerals and rare earth products ignites not only the price but also the stock market. So whether it will be “no ceiling within the year” and “no end within the year” as the […]
The overall burden of resource tax reform was reduced, and the tax burden of calcite and barite increased
In recent 10 years, the average annual growth rate of China’s resource tax revenue is about 27%. In 2015, the resource tax revenue was 103.5 billion yuan, accounting for about 1.8% of the local tax revenue, becoming an important tax source in resource rich areas. text Since July 1, 2016, China has fully implemented the […]
Environmental protection and limited production of multiple varieties of alumina powder enterprises are facing the pressure of rising costs
Industrial alumina is the raw material for the production of many kinds of alumina. In this industrial system, industrial alumina is a river, and many kinds of alumina are tributaries. The price fluctuation of industrial alumina has a direct impact on the production cost of multi variety alumina enterprises, but it will generally lag by […]
The world’s largest semi autogenous mill operates at the Cartier hill mine in Australia
1.2 selection of grinding machine low-grade ore poses a dilemma for cartier mountain mine. In order to achieve economically satisfactory operation, large-scale production is required. The rainwater is stored in the dam and enclosure + EI. In addition, the concentrator uses the grinding rainwater 9 and water for the concentrator according to the largest grinding […]
Damage causes and solutions of 5 major lubricating parts of mechanical equipment, with practical lubrication skills
The purpose of lubrication management is to prevent equipment lubrication failure, reduce the loss caused by equipment overheating shutdown, save maintenance costs and reduce the replacement of parts, prolong the service life of equipment, reduce lubricant consumption and save the cost of purchasing lubricating materials. Modern mechanical equipment is developing towards […]
