Itabira open pit mine

The world's largest iron ore companies Vale do Rio Doce (CVRD) said yesterday, is the world's largest iron ore mine will start operating this week. This mine is owned by CVRD.
A senior executive of the company sa.......

Muscovite

Water white mica (illite) K <1 Al 2 [( SiAl) 4 O 10] (OH) 2 · nH 2 O

[Chemical composition] The composition is not fixed, roughly K2O>6%, H2O 8-9%, SiO2 50-55%, Al2O3 25-33%. Compared with muscovite, po.......

Circular vibrating screen overview

The circular vibrating screen is named because the movement path of the screen box is circular or elliptical, and because the vibrator has only one axis, it is also called a single-axis vibrating screen.
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Simple component map

FIG simplest component is a component for a solution with a metal ion composed of one ligand. In the case where the total metal concentration in the solution is constant, as the total ligand concentration increases from zero, the com.......

Is LED business transformation busy or cross-border?

Overcapacity has become a key word in the LED lighting industry. Under the circumstance of the main business, LED lighting companies such as Changfang Group and Qinshang Optoelectronics have already injected investment assets into the dual main business of listed companies; but some companies s.......

Multi-screen video processor early market is bright

Multi-screen video processor early market is bright
Multi-screen video processor is a powerful high-end image processing device that can display multiple dynamic images on the display terminal at the same time. It is mainly used for large-scale full-color LED spli.......

The use of pneumatic ball valve

The use of pneumatic ball valve

Pneumatic ball valve is a commonly used control element. It evolved from a plug valve and has the same rotation of 90 degrees. The difference is that the plug body is a sphere with a circular through hole or passage through the axis. This article mai.......