A few days ago, a message from the company's chemical alumina company, Chinalco Shandong Branch, revealed that another new product of the company, Quasi-nanometer-sized powder aluminum hydroxide, was born. This product uses the new technology to decompose the special copper powder and ultra-fine powder new products, the market has a very broad application prospects, has a high added value. Vibrating ruler or surface finishing screed is a commonly used tool in construction machinery, mainly used to remove air from concrete in construction, scrape the concrete floor, and increase the density and viscosity of concrete. Vibratory rulers are used in a wide range of applications. The vibrating ruler, also known as the walk-behind vibrating ruler, can be divided into gasoline vibrating ruler and electric vibrating ruler according to power. Generally, a vibration ruler of about 2 meters is used the most. Screed Vibrating Machine,Concrete Road Paving Leveling,Concrete Paver Leveling Vibropac Machinery Co.,Ltd , https://www.vibropac-power.com