Molybdenum carbide synthesis method

Molybdenum carbide synthesis method

At present, the chemical methods for the preparation of molybdenum carbide mainly include high-temperature decomposition of compounds, temperature-programmed reaction, hig...
Spherical quartz manufacturing methods

Spherical quartz manufacturing methods

Spherical quartz powder is a kind of powder that is obtained from natural quartz stone after purification and ultrafine grinding, through a certain high-temperature field,...
Silicon powder research

Silicon powder research

Hydropower department east court shall be 1985 research institutes and the tenth bureau for the first time in Sichuan local man builds a house at ruins at Yuzixi hydropowe...

Aluminum nitride introduction

News6Days Ago (11-26)
Aluminum nitride , covalently bonded compound, atomic crystal, diamond-like nitride, hexagonal, wurtzite type crystal structure, non-toxic, white or off-white. Aluminum ni...

Titanium physical properties

News6Days Ago (11-26)
Among metal elements, titanium has high specific strength. It is a high-strength but low-quality metal and is quite malleable (especially in the absence of oxygen). The su...

Boron powder brief history

News6Days Ago (11-26)
The discovery and use of boron compounds can be traced back to ancient Egypt. For example, borax was used as a flux when making glass in ancient Egypt and was also used by...

Nano-diamond materials hot topic

News6Days Ago (11-26)
The manufacture of nano-diamond , especially its application, has become a hot research topic in recent years. Nanodiamond has been developed more than 30 years ago, but i...

Physical properties of TeO2

News6Days Ago (11-26)
The melting point of TeO2 crystal is 733C, the density is 6.0 g/cm, the quality is brittle, the refractive index is large (wavelength at 500 nm n-=2.430, n.=2.274), for th...

Titanium dioxide contact control

News6Days Ago (11-26)
Engineering control: The site is recommended to be separated from other sites. The closed operation to prevent leakage. Enhance ventilation. Set up automatic alarm devices...

Zinc sulfide background and Overview

News6Days Ago (11-26)
Zinc sulfide chemical formula ZnS. The chemical bond between Zn and S tends to be covalent. The crystal has three different configurations: low-temperature type, that is, ...

Pay attention to the problems related to self-aligning ball bearings

News6Days Ago (11-26)
The suffix is defined C3: Radial clearance is greater than normal clearance K: 1/12 taper hole K30:1/30 taper hole M: Machined brass solid retainers guided by steel balls ...

Spark deep groove ball bearings nature

News6Days Ago (11-26)
The basic parameters Deep groove ball bearing is the most common type of rolling bearing. The basic deep groove ball bearing consists of an outer ring, an inner ring, a se...

Silicon nanoparticles use method

News7Days Ago (11-25)
1, spraying construction: Before use to clean up the base level (especially the oil pollution, moss), the silicon nanoparticles waterproofing agent adding 8 times water mi...

Classification of NTN bearings

News7Days Ago (11-25)
NTN bearingsmainly have the following categories; Thrust angular contact ball bearing The contact Angle of thrust angular contact ball bearings is generally 60. The comm...

Environmental impact of calcium hydride and its treatment methods

News9Days Ago (11-23)
Calcium hydride is strongly irritating to mucous membranes, upper respiratory tract, eyes, and skin. After inhalation, it can cause death due to spasm, inflammation, edema...